{"title":"High Pressure Fuel Pump (HPFP) Upgrades","description":"\u003cp\u003eHigh pressure fuel pump upgrades from Spool Performance. The HPFP feeds the direct-injection rail, and these kits replace the factory pump with Spool FX-200 or FX-350 units for builds that need more fuel than the stock pump supplies.\u003c\/p\u003e\u003cp\u003eListings cover BMW N20\/N26, N55, B46\/B48, B58 (Gen 1 and Gen 2), S58 and S63, Mercedes-AMG M133, M157, M177, M178, M256 and M276 engines, the Audi RS6, RS7 and RS Q8, Lamborghini Urus, Porsche 992 Turbo, Cayenne Turbo and Panamera Turbo, and the Aston Martin Vantage V8. The Spool Helix HPFP overdrive unit is here too. Match the engine and generation in the title before ordering.\u003c\/p\u003e\u003cp\u003eFor pumps, analyzers and lines together, see \u003ca href=\"\/collections\/fuel-system\"\u003efuel system upgrades\u003c\/a\u003e or the \u003ca href=\"\/collections\/spool-performance\"\u003eSpool Performance\u003c\/a\u003e range.\u003c\/p\u003e","products":[{"product_id":"mercedes-amg-g63-g550-spool-fx-350-high-pressure-f","title":"Mercedes-AMG G63 \u0026 G550 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG G63 \u0026amp; G550 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMercedes-AMG G63 (M177)\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz G550 (M177)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564452139093,"sku":"SP-FX-M177-G63","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564452171861,"sku":"SP-FX-M177-G63-EE-ORR","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564452204629,"sku":"SP-FX-M177-G63-NE-OOK","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_41b4976f-538b-4d93-b058-a0a8340e0556.jpg?v=1793250685"},{"product_id":"aston-martin-vantage-v8-spool-fx-350-high-pressure","title":"Aston Martin Vantage V8 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Aston Martin Vantage V8 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAston Martin Vantage V8 (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eThe added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Default Title","offer_id":46564452106325,"sku":"SP-FX-AM-M177-35","price":7349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_9babb1a8-d810-42b7-bfb6-83ef342b8845.jpg?v=1793250685"},{"product_id":"mercedes-amg-gle63-spool-fx-350-high-pressure-fuel","title":"Mercedes-AMG GLE63 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG GLE63 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG GLE63 \/ GLE63 S (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564452761685,"sku":"SP-FX-M177-GLE63","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564452794453,"sku":"SP-FX-M177-GLE63-EE","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564452827221,"sku":"SP-FX-M177-GLE63-NE","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_ca3a7e61-bc84-4c1d-9937-e264bd5f6cbe.jpg?v=1793250686"},{"product_id":"mercedes-amg-m276-v6-spool-fx-350-high-pressure-fu","title":"Mercedes-AMG M276 V6 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG M276 V6 raises the fueling ceiling of the M276 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M276 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG and Mercedes-Benz models with the M276 3.0L twin-turbo V6\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 x Spool FX-350 upgraded high pressure fuel pump\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eConfirm your engine code before ordering. Choose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564452663381,"sku":"SP-FX35-M276-HHBG","price":3149.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564452696149,"sku":"SP-FX35-M276-EE-GGBB","price":2849.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564452728917,"sku":"SP-FX35-M276-NE-BBBN","price":2849.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_ae61a1a2-f32a-4088-b190-e454b72c8f84.jpg?v=1793250686"},{"product_id":"mercedes-amg-m133-spool-fx-350-high-pressure-fuel","title":"Mercedes-AMG M133 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG M133 raises the fueling ceiling of the M133 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M133 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG models with the M133 2.0L turbo four\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 x Spool FX-350 upgraded high pressure fuel pump\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eConfirm your engine code before ordering. Choose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564452859989,"sku":"SP-FX35-M133","price":3149.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564452892757,"sku":"SP-FX35-M133-EE","price":2849.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564452925525,"sku":"SP-FX35-M133-NE","price":2849.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_df376a40-5b40-4d1f-9672-c50796c7a04e.jpg?v=1793250686"},{"product_id":"mercedes-amg-sl63-spool-fx-350-high-pressure-fuel","title":"Mercedes-AMG SL63 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG SL63 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG SL63 (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564452368469,"sku":"SP-FX350-M17SL63-FDVBN","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564452401237,"sku":"SP-FX350-M17SL63-EE-FGHM","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564452434005,"sku":"SP-FX350-M17SL63-NE-SDEB","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_6b36947b-43a0-42ee-9d4b-84cac538f541.jpg?v=1793250686"},{"product_id":"mercedes-amg-gt63-spool-fx-350-high-pressure-fuel","title":"Mercedes-AMG GT63 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG GT63 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG GT63 \/ GT63 S 4-Door (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564452958293,"sku":"SP-FX350-GT63","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564452991061,"sku":"SP-FX350-GT63-EE","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564453023829,"sku":"SP-FX350-GT63-NE","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_cf68d95d-60d4-4b66-b986-5ed7447e8ca0.jpg?v=1793250685"},{"product_id":"mercedes-amg-gls63-spool-fx-350-high-pressure-fuel","title":"Mercedes-AMG GLS63 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG GLS63 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG GLS63 (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564452466773,"sku":"SP-FX-M177-GLS63","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564452499541,"sku":"SP-FX-M177-GLS63-EE-552","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564452532309,"sku":"SP-FX-M177-GLS63-NE-663","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_c5ef131d-fac0-4451-a999-5f1bcfb96ee9.jpg?v=1793250686"},{"product_id":"mercedes-amg-glc63-spool-fx-350-high-pressure-fuel","title":"Mercedes-AMG GLC63 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG GLC63 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG GLC63 \/ GLC63 S (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564452565077,"sku":"SP-FX-M177-GLC63","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564452597845,"sku":"SP-FX-M177-GLC63-EE","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564452630613,"sku":"SP-FX-M177-GLC65-NE","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_6916d2c1-d94e-4eb6-999a-7dc55316cfaa.jpg?v=1793250685"},{"product_id":"mercedes-amg-s63-spool-fx-350-high-pressure-fuel-p","title":"Mercedes-AMG S63 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG S63 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG S63 (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564455645269,"sku":"SP-FX350-M17S63-EE-FFFN","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564455678037,"sku":"SP-FX350-M17S63-EE-FGNN","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564455710805,"sku":"SP-FX350-M17S63-NE-GBBC","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_6450c4c1-5ca6-4d48-b02a-309df9a3592e.jpg?v=1793250690"},{"product_id":"aston-martin-vantage-v8-spool-fx-200-high-pressure","title":"Aston Martin Vantage V8 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Aston Martin Vantage V8 adds roughly 80% more flow than the stock pump, so the M177 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 is the first fueling limit you hit when tuning. The FX-200 uses a bigger bore than stock for roughly 80% more flow, can run pressures up to 240 bar for more injector output, and is fully E85 compatible.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAston Martin Vantage V8 (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-200 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app\u003c\/li\u003e\n\u003cli\u003ePlug and play with no cutting or splicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eThe added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Default Title","offer_id":46564458528853,"sku":"SP-FX-AM-M177-200","price":6299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/SpoolFX200-2_112f2f82-5d0c-442c-ac86-87a40f5bbdb8.jpg?v=1793250695"},{"product_id":"mercedes-amg-c63-spool-fx-200-high-pressure-fuel-p","title":"Spool FX-200 Upgraded High Pressure Fuel Pump System | C63 AMG [M177]","description":"\u003cp style=\"font-weight: 400;\"\u003e\u003cb\u003eSpool Performance FX-200 High-pressure fuel pump upgrade\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat is the FX-200?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe FX-200 is an upgraded high-pressure fuel pump. The pump features a bigger bore size than stock that translates into roughly 80% more flow when compared to stock. The pump is completely E85 compatible and fully plug and play with no cutting or splicing of any kind required. The added flow will let you run much higher ethanol concentrations and also allow fueling for bigger turbos.  The pumps are also capable of running higher than stock pressures up to 240bar which increases fuel injector output and also reduced injection time.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy do you need it\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe stock HPFP on the M177 Motors is severely limited in capacity when trying to tune and raise the output of the motor. The FX-200 adds 80% more flow to the equation, raising the fueling limits on the platform and helping you run bigger turbos and\/or higher ethanol concentration blends.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat does the kit include?\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eOur FX-200 kit for the M177 includes\u003c\/p\u003e\n\u003cp\u003e2 x FX-200  upgraded high-pressure fuel pumps\u003c\/p\u003e\n\u003cp\u003e1 x Ethanol Content Monitor \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e(if option selected) \u003c\/span\u003ewith mobile apps\u003c\/p\u003e\n\u003cp\u003e1 x Bosch spec 10-micron high flow Fuel Filter\u003c\/p\u003e\n\u003cp\u003eUpgraded Fuel lines and all necessary install hardware\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSpool 10-micron filter unit\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eOur 10-micron filter unit boasts the best filtration available on the Mercedes market without any noticeable pressure drop in the low side fuel system. The filter unit helps keep the high-pressure pump and injectors safe by protecting them against debris and is highly recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSpool Ethanol Content Monitor\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe spool ECA kit  features a digital readout of in-tank ethanol content and fuel temperature. It includes our SPOOL Ethanol content analyzer app on mobile and readouts are delivered via BLE 4.0 low energy technology. BLE4.0 allows you to use your regular Bluetooth devices on your mobile devices while being connected to the SPOOL ECA module. Fuel lines used in the kit are braided steel nylon core fuel lines that are 100% E85 compatible.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre tune changes required?\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eThe upgraded pumps do require calibration changes. It is important to apply these changes prior to starting the car with pumps installed to avoid any possible damage and void of warranty. \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eSpool Performance can provide calibration details to your existing tuner and\/or help you connect with established tuners who are experienced with these pumps. Custom tuning is required to get maximum output out of the upgraded pump setup for your specific vehicle setup and ambient conditions. Spool Performance is a hardware manufacturer and does not provide custom tunes, but can assist with questions your tuner may have.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cstrong\u003eLow Pressure Fuel Pump Upgrade:\u003c\/strong\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eProper low pressure fueling is extremely important for proper functioning and durability of the high pressure pumps and injectors in a DI system. Inadequate low pressure fueling can cause damage to the pump piston and bore as they are lubricated by controlled leakage of fuel. Resulting damage from low pressure starvation is detectable and would be cause for voided warranties. Please make sure you plan out your fuel system build with proper low pressure upgrades when necessary.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eTags:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"http:\/\/spoolperformance.us\/index.php?route=product\/search\u0026amp;tag=m177\"\u003em177\u003c\/a\u003e\u003cspan\u003e, \u003c\/span\u003e\u003ca href=\"http:\/\/spoolperformance.us\/index.php?route=product\/search\u0026amp;tag=mercedes\"\u003emercedes\u003c\/a\u003e\u003cspan\u003e, \u003c\/span\u003e\u003ca href=\"http:\/\/spoolperformance.us\/index.php?route=product\/search\u0026amp;tag=fx-200\"\u003efx-200\u003c\/a\u003e\u003cspan\u003e, \u003c\/span\u003e\u003ca href=\"http:\/\/spoolperformance.us\/index.php?route=product\/search\u0026amp;tag=upgraded%20hpfp\"\u003eupgraded hpfp\u003c\/a\u003e\u003cspan\u003e, \u003c\/span\u003e\u003ca href=\"http:\/\/spoolperformance.us\/index.php?route=product\/search\u0026amp;tag=C63\"\u003eC63\u003c\/a\u003e\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564522721365,"sku":"SP-FX200-CM177-DSFV","price":6299.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564522754133,"sku":"SP-FX200-CM177-EE-SDFV","price":5899.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564522786901,"sku":"SP-FX200-CM177-NE-SDFA","price":5899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/spoolFX200-1_cd2ea054-e207-4c44-aeae-a895346b746d.jpg?v=1793250863"},{"product_id":"bmw-gen-2-b58-spool-fx-350-high-pressure-fuel-pump","title":"BMW Gen 2 B58 Spool FX-350 High Pressure Fuel Pump","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump for the BMW Gen 2 B58 delivers fuel at 350 bar (5000 psi) with the same volume as the FX-200, so you can make big power on direct injection alone.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pump limits how far you can push a Gen 2 B58. The FX-350 uses a stainless body with a DLC-coated piston and bore, and its plunger springs are designed to work with the Spool high-lift cam lobe mod without floating at high rpm. Paired with Spool IFX150 Gen 2 injectors it is the missing piece for DI-only big power.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eBMW models with the Gen 2 B58 engine\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePump alone: about 800 whp on gasoline, 670 whp on E50, 600 whp on E85\u003c\/li\u003e\n\u003cli\u003eWith IFX150 Gen 2 injectors: about 900 whp gasoline, 740 whp E50, 660 whp E85\u003c\/li\u003e\n\u003cli\u003eWith injectors and the Spool cam lift mod: about 1050 whp gasoline, 950 whp E50, 800 whp E85\u003c\/li\u003e\n\u003cli\u003eStainless construction with DLC-coated piston and bore\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpool FX-350 high pressure fuel pump\u003c\/li\u003e\n\u003cli\u003eMounting bracket\u003c\/li\u003e\n\u003cli\u003ePump alignment tool\u003c\/li\u003e\n\u003cli\u003eTriple-layer low pressure line (nylon over stainless over PTFE)\u003c\/li\u003e\n\u003cli\u003ePlug-and-play HPFP adapter harness\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol analyzer kit and 10-micron filter unit (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the Spool wireless ethanol analyzer kit, reuse one you already have, or skip it, and whether to add the Spool 10-micron filter unit. Tune changes are required to run this pump. Adequate low pressure fueling is critical for the pump and injectors, so plan an upgraded low pressure fuel pump into the build. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"I DO NOT REQUIRE AN ETHANOL ANALYZER \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564523081813,"sku":"SP-B58-FX350-NENF15","price":2299.99,"currency_code":"USD","in_stock":true},{"title":"I DO NOT REQUIRE AN ETHANOL ANALYZER \/ YES ADD 10 MICRON FILTER UNIT","offer_id":46564523114581,"sku":"SP-B58-FX350-NEYF154","price":2499.99,"currency_code":"USD","in_stock":true},{"title":"I WILL BE INSTALLING MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564523147349,"sku":"SP-B58-FX350-EENF156","price":2299.99,"currency_code":"USD","in_stock":true},{"title":"I WILL BE INSTALLING MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT","offer_id":46564523180117,"sku":"SP-B58-FX350-EEYF1543","price":2499.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564523212885,"sku":"SP-B58-FX350-YENF1258","price":2649.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT","offer_id":46564523245653,"sku":"SP-B58-FX350-YEYF1634","price":2899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-2-1014x912.jpg?v=1793250863"},{"product_id":"bmw-s58-spool-fx-350-upgraded-high-pressure-fuel-p","title":"BMW S58 Spool FX-350 Upgraded High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the BMW S58 delivers about 50% more fuel than the OEM pumps at up to 390 bar, giving big-power DI builds the fueling headroom they need.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pumps become the limit fast once you add power or ethanol. The FX-350 uses stainless steel construction with a high-tolerance DLC-coated piston and bore, is built around the S58's dual-pump layout and is E85 compatible as standard. Paired with Spool IFX350 Gen2 DI injectors, it covers the high pressure side for DI-only big power.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMW M2 (G87)\u003c\/li\u003e\n\u003cli\u003eBMW M3 (G80)\u003c\/li\u003e\n\u003cli\u003eBMW M4 (G82)\u003c\/li\u003e\n\u003cli\u003eBMW X3M (F97)\u003c\/li\u003e\n\u003cli\u003eBMW X4M (F98)\u003c\/li\u003e\n\u003cli\u003eAlpina B3 (G20)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x FX-350 high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003e2 x custom mounting brackets\u003c\/li\u003e\n\u003cli\u003ePump alignment tool\u003c\/li\u003e\n\u003cli\u003eTriple-layer low pressure line\u003c\/li\u003e\n\u003cli\u003ePlug and play HPFP adapter harness\u003c\/li\u003e\n\u003cli\u003ePlug and play HPFP hardline\u003c\/li\u003e\n\u003cli\u003eSpool 10-micron filter unit (if selected)\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol analyzer kit (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the wireless ethanol analyzer, use the Spool analyzer you already have, or skip it, and whether to add the 10-micron filter unit. An upgraded low pressure fuel pump is recommended so the FX-350 runs in its optimal range and avoids cavitation damage. A supporting tune is required. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"I DO NOT REQUIRE AN ETHANOL ANALYZER \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564523278421,"sku":"SP-S58-FX350-2","price":5099.99,"currency_code":"USD","in_stock":true},{"title":"I DO NOT REQUIRE AN ETHANOL ANALYZER \/ YES ADD 10 MICRON FILTER UNIT","offer_id":46564523311189,"sku":"SP-S58-FX350-3","price":5249.99,"currency_code":"USD","in_stock":true},{"title":"I WILL BE INSTALLING MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564523343957,"sku":"SP-S58-FX350-4","price":5099.99,"currency_code":"USD","in_stock":true},{"title":"I WILL BE INSTALLING MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT [+$199]","offer_id":46564523376725,"sku":"SP-S58-FX350-5","price":5249.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564523409493,"sku":"SP-S58-FX350-6","price":5499.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT [+$149]","offer_id":46564523442261,"sku":"SP-S58-FX350-7","price":5699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/S58fx3503.jpg?v=1793250863"},{"product_id":"mercedes-amg-gls63-spool-fx-200-high-pressure-fuel","title":"Mercedes-AMG GLS63 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG GLS63 adds roughly 80% more flow than the stock pump, so the M177 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 is the first fueling limit you hit when tuning. The FX-200 uses a bigger bore than stock for roughly 80% more flow, can run pressures up to 240 bar for more injector output, and is fully E85 compatible.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG GLS63 (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-200 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003cli\u003ePlug and play with no cutting or splicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564524982357,"sku":"SP-FX20-GLSM177","price":6199.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564525015125,"sku":"SP-FX20-GLSM177-EE","price":5899.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564525047893,"sku":"SP-FX20-GLSM177-NE","price":5899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/spoolFX200-1_f626f7dd-060e-4474-8e8e-048828ff2313.jpg?v=1793250866"},{"product_id":"mercedes-amg-sl63-spool-fx-200-high-pressure-fuel","title":"Mercedes-AMG SL63 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG SL63 adds roughly 80% more flow than the stock pump, so the M177 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 is the first fueling limit you hit when tuning. The FX-200 uses a bigger bore than stock for roughly 80% more flow, can run pressures up to 240 bar for more injector output, and is fully E85 compatible.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG SL63 (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-200 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003cli\u003ePlug and play with no cutting or splicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. 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Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564526555221,"sku":"SP-FX20-SLM177","price":6299.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564526587989,"sku":"SP-FX20-SLM177-EE-52","price":5899.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564526620757,"sku":"SP-FX20-SLM177-NE-63","price":5899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/spoolFX200-1_0ac91b7d-e047-40ee-8e20-fbdf0b378bdf.jpg?v=1793250868"},{"product_id":"mercedes-amg-glc63-spool-fx-200-high-pressure-fuel","title":"Mercedes-AMG GLC63 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG GLC63 adds roughly 80% more flow than the stock pump, so the M177 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 is the first fueling limit you hit when tuning. The FX-200 uses a bigger bore than stock for roughly 80% more flow, can run pressures up to 240 bar for more injector output, and is fully E85 compatible.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG GLC63 \/ GLC63 S (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-200 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003cli\u003ePlug and play with no cutting or splicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. 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As a centerpiece for big power DI-only systems on Gen2 BMW DI engines, the FX350 pump, when paired with our IFX350 Gen2 DI injectors, forms a powerful duo that solves the high-pressure fueling puzzle with ease.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlug and Play Convenience\u003c\/strong\u003e Ease of installation is a promise. The FX350 arrives as a complete kit, including all necessary lines and hardware for a seamless fit. 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Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564530520149,"sku":"SP-FX-M177-GT63","price":6599.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564530552917,"sku":"SP-FX-M177-GT64","price":6299.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564530585685,"sku":"SP-FX-M177-GT65","price":6199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/spoolFX200-1_b14158d9-408e-4638-ae02-b9b622f00a4e.jpg?v=1793250872"},{"product_id":"mercedes-amg-s63-spool-fx-200-high-pressure-fuel-p","title":"Mercedes-AMG S63 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG S63 adds roughly 80% more flow than the stock pump, so the M177 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 is the first fueling limit you hit when tuning. 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Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564530618453,"sku":"SP-FX20-SM177-CC","price":6299.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564530651221,"sku":"SP-FX20-SM177-EE","price":5899.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564530683989,"sku":"SP-FX20-SM177-NE","price":5899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/spoolFX200-1_a0bcf905-14d2-4198-b0d3-e6f029fda447.jpg?v=1793250871"},{"product_id":"mercedes-amg-g63-g550-spool-fx-200-high-pressure-f","title":"Mercedes-AMG G63 \u0026 G550 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG G63 \u0026amp; G550 adds roughly 80% more flow than the stock pump, so the M177 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 is the first fueling limit you hit when tuning. 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Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564534714453,"sku":"SP-FX-M177-G63","price":6299.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564534747221,"sku":"SP-FX200-GM177-EE","price":5899.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564534779989,"sku":"SP-FX200-GM177-NE","price":5899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/spoolFX200-1_70fa2e81-13e5-494e-90fe-90d384b7e284.jpg?v=1793250875"},{"product_id":"mercedes-amg-gle63-spool-fx-200-high-pressure-fuel","title":"Mercedes-AMG GLE63 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG GLE63 adds roughly 80% more flow than the stock pump, so the M177 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 is the first fueling limit you hit when tuning. 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Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564534812757,"sku":"SP-FX20-GLEM177564","price":6299.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564534845525,"sku":"SP-FX20-GLEM177-EE","price":5899.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564534878293,"sku":"SP-FX20-GLEM177-NE","price":5899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/SpoolFX200-2_370c6836-9856-4420-97df-1b0c25e83968.jpg?v=1793250875"},{"product_id":"mercedes-amg-gt-m178-spool-fx-350-high-pressure-fu","title":"Mercedes-AMG GT M178 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG GT M178 raises the fueling ceiling of the M178 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M178 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG GT, GT S, GT C and GT R (M178)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564563583061,"sku":"SP-FX350-M178","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564563615829,"sku":"SP-FX350-M178-012","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564563648597,"sku":"SP-FX350-M178-NE12","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_3dbf6cfb-1726-42ab-86e1-28547a589b33.jpg?v=1793250943"},{"product_id":"bmw-n54-n55-spool-helix-hpfp-overdrive-unit","title":"Spool Helix HPFP Overdrive Unit","description":"\u003cp\u003eSpool Performance is thrilled to introduce our latest innovation for the \u003cstrong\u003eN54\/early N55 community\u003c\/strong\u003e: the \u003cstrong\u003eHelix Overdrive Unit\u003c\/strong\u003e. After nearly a year of rigorous testing, we are proud to present this game-changing product that unlocks new levels of performance for your high-pressure fuel system.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWhat is the Helix?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHelix\u003c\/strong\u003e is a planetary gearbox designed specifically for your high-pressure fuel pump (HPFP). Similar to the technology found in automatic transmissions, it leverages a \u003cstrong\u003eplanetary gear system\u003c\/strong\u003e—composed of a ring gear, planet gears, and a sun gear—to increase the shaft speed in an axial configuration. This innovative setup allows the HPFP to rotate faster, increasing the number of delivery strokes per cycle, and significantly enhancing its fuel delivery capability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWhy You Need the Helix\u003c\/h3\u003e\n\u003cp\u003eThe N54\/early N55 HPFP is a robust, over-engineered component capable of supporting stock power levels. However, when tuning for higher power, many encounter drops in high-pressure fuel delivery. This occurs because the HPFP cannot pump fuel as quickly as the injectors consume it, causing rail pressure to drop.\u003c\/p\u003e\n\u003cp\u003eBy spinning the pump faster, the \u003cstrong\u003eHelix Overdrive Unit\u003c\/strong\u003e increases displacement volume without the added complexity of secondary port injection systems. This provides a straightforward, efficient solution to one of the most significant limitations in N54\/early N55 fuel systems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFueling Limits with the Helix\u003c\/h3\u003e\n\u003cp\u003eWe offer two versions of the Helix to accommodate different performance needs:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHelix:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupports up to \u003cstrong\u003e600whp on full E85\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupports \u003cstrong\u003e750+whp on E60 mixes\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHelix Xtreme:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupports up to \u003cstrong\u003e750whp on full E85\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupports \u003cstrong\u003e850+whp on E60 mixes or gasoline blends\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003eHelix\u003c\/strong\u003e is ready for immediate launch, while the \u003cstrong\u003eHelix Xtreme\u003c\/strong\u003e is in the final stages of longevity testing.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eAddressing HPFP Longevity Concerns\u003c\/h3\u003e\n\u003cp\u003eThe Continental HPFP has been subject to failures and recalls, so we prioritized a deep analysis of failure modes during testing. Here’s what we discovered:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Failure Modes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlet Metering Valve Actuation Failure:\u003c\/strong\u003e Caused by solenoid coil issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimp Home Mode Bypass Valve Leaks:\u003c\/strong\u003e Prolonged E85 use can degrade the rubber elements, causing leaks that prevent the HPFP from maintaining rail pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDurability of Critical Components:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePhysical examinations of high-mileage units showed minimal wear on key components, such as the squash plate, springs, and pistons.\u003c\/li\u003e\n\u003cli\u003eOil analysis revealed negligible metal content, indicating the components are built to last and not adversely affected by overdriving the pump.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eOverall, our testing confirms that overdriving the HPFP with the Helix does not exacerbate these failure modes.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTune Adjustments\u003c\/h3\u003e\n\u003cp\u003eTo maximize the potential of the Helix system, \u003cstrong\u003etune changes\u003c\/strong\u003e are required. Spool Performance works with all major tuners and will provide the necessary calibration adjustments upon request.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eIncluded in Your Purchase\u003c\/h3\u003e\n\u003cp\u003eEvery Helix purchase includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eBillet Vacuum Cover Mounting Plate\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSupport Bracket\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAll Necessary Installation Hardware\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Spool Performance","offers":[{"title":"N54 \/ NO HELIX 10 MICRON FILTER UNIT","offer_id":46564564336725,"sku":"SP-BM-HELNOF","price":959.99,"currency_code":"USD","in_stock":true},{"title":"N54 \/ INCLUDE HELIX 10 MICRON FILTER UNIT [+$149]","offer_id":46564564369493,"sku":"SP-BM-HEL","price":1149.99,"currency_code":"USD","in_stock":true},{"title":"N55 \/ NO HELIX 10 MICRON FILTER UNIT","offer_id":46564564402261,"sku":"SP-BM-HEL2NOF","price":959.99,"currency_code":"USD","in_stock":true},{"title":"N55 \/ INCLUDE HELIX 10 MICRON FILTER UNIT [+$149]","offer_id":46564564435029,"sku":"SP-BM-HEL-2","price":1149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/helix.jpg?v=1793250943"},{"product_id":"mercedes-amg-m133-spool-fx-200-high-pressure-fuel","title":"Spool FX-200 Upgraded High Pressure Fuel Pump System | [M133]","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eSpool Performance FX-200 High-pressure fuel pump upgrade\u003c\/b\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eWhat is the FX-200?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe FX-200 is an upgraded high-pressure fuel pump. The pump features a bigger bore size than stock that translates into roughly 80% more flow when compared to stock. The pump is completely E85 compatible and fully plug and play with no cutting or splicing of any kind required. The added flow will let you run much higher ethanol concentrations and also allow fueling for bigger turbos.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eWhy do you need it?\u003c\/b\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe stock HPFP on the M133 Motors is severely limited in capacity when trying to tune and raise the output of the motor. The FX-200 adds 80% more flow to the equation, raising the fueling limits on the platform and helping you run bigger turbos and\/or higher ethanol concentration blends.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eWhat does the kit include?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1 x FX-200 upgraded high-pressure fuel pump\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1 x Ethanol Content Monitor kit \u003cspan data-mce-fragment=\"1\"\u003e(if option selected) \u003c\/span\u003ewith mobile app\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e1 x Bosch spec 10-micron high flow Fuel Filter\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eUpgraded Fuel lines and all necessary install hardware\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eSpool 10-micron filter unit\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eOur 10-micron filter unit boasts the best filtration available on the M133 market without any noticeable pressure drop in the low side fuel system. The filter unit helps keep the high-pressure pump and injectors safe by protecting them against debris and is highly recommended.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eSpool Ethanol Content Monitor\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe spool ECA kit for the M133 features a digital readout of in-tank ethanol content and fuel temperature. It includes our SPOOL Ethanol content analyzer app on mobile and readouts are delivered via BLE 4.0 low energy technology. BLE4.0 allows you to use your regular Bluetooth devices on your mobile devices while being connected to the SPOOL ECA module. Fuel lines used in the kit are braided steel nylon core fuel lines that are 100% E85 compatible.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eAre tune changes required?\u003c\/b\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eThe upgraded pumps do require calibration changes. It is important to apply these changes prior to starting the car with pumps installed to avoid possible damage. \u003c\/strong\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eCustom tuning is required to get maximum output out of the upgraded pump setup for your specific vehicle setup and ambient conditions.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eLow Pressure Fuel Pump Upgrade:\u003c\/strong\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eProper low pressure fueling is extremely important for proper functioning and durability of the high pressure pumps and injectors in a DI system. Inadequate low pressure fueling can cause damage to the pump piston and bore as they are lubricated by controlled leakage of fuel. Please make sure you plan out your fuel system build with proper low pressure upgrades when necessary.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564565581909,"sku":"SP-FX20-M133","price":2699.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564565614677,"sku":"SP-FX20-M133-EE","price":2399.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564565647445,"sku":"SP-FX20-M133-NE","price":2399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/spoolFX200-1_d763bd0c-e420-497b-8b56-6a8eb4137cca.jpg?v=1793250947"},{"product_id":"mercedes-amg-m157-e63-cls63-spool-fx-200-high-pres","title":"Mercedes-AMG M157 E63 \u0026 CLS63 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG M157 raises the fueling ceiling so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pumps on the M157 are badly limited once you start tuning. The FX-200 uses a bigger bore for roughly 80% more flow than stock and can run pressures up to 240 bar, which increases injector output and shortens injection time. It is fully E85 compatible and plug and play with no cutting or splicing.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMercedes-AMG E63 \/ E63 S (M157)\u003c\/li\u003e\n\u003cli\u003eMercedes-AMG CLS63 (M157)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-200 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded E85-safe braided fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the Spool wireless ethanol analyzer kit, use one you already have, or skip it. The pump requires calibration changes, and they must be in the tune before you start the car with the pump installed. Spool can share calibration details with your tuner but does not write custom tunes. Proper low pressure fueling matters on a direct injection system: the high pressure pump is lubricated by fuel, and a weak low side can damage the piston and bore. Plan a low pressure pump upgrade alongside this pump. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564565680213,"sku":"SP-FX0320-M157","price":6299.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564565712981,"sku":"SP-FX20-M157-EE","price":5899.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564565745749,"sku":"SP-FX20-M157-NE","price":5899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/SpoolFX200-2_b845d6fe-138c-4405-b05d-fc9210c61d28.jpg?v=1793250947"},{"product_id":"bmw-n20-n26-spool-fx-200-high-pressure-fuel-pump","title":"BMW N20 \u0026 N26 Spool FX-200 High Pressure Fuel Pump","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump for the BMW N20 and N26 uses a larger bore than stock for roughly double the flow, raising the fueling limit for bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pump on the N20 and N26 is badly limited once you start tuning. The FX-200 replaces the earlier FX-180, is fully E85 compatible and installs plug and play with no cutting or splicing.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eBMW models with the N20 or N26 engine\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLarger bore for roughly double the stock flow\u003c\/li\u003e\n\u003cli\u003eFully E85 compatible\u003c\/li\u003e\n\u003cli\u003ePlug and play, no cutting or splicing\u003c\/li\u003e\n\u003cli\u003eReplaces the Spool FX-180\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpool FX-200 high pressure fuel pump\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol analyzer kit and 10-micron filter unit (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the Spool wireless ethanol analyzer kit, reuse one you already have, or skip it, and whether to add the Spool 10-micron filter unit. The pump needs calibration changes, and they must be applied before the car is started with the pump installed. A custom tune is needed to get the full output. Spool supplies hardware, not tunes, but can share calibration details with your tuner. Adequate low pressure fueling is critical for the pump and injectors, so plan an upgraded low pressure fuel pump into the build. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"I do not require an Ethanol Analyzer \/ No do not add 10 Micron Filter Unit","offer_id":46564565909589,"sku":"SP-FX-200-N20-NENF245","price":2099.99,"currency_code":"USD","in_stock":true},{"title":"I do not require an Ethanol Analyzer \/ Yes add 10 Micron Filter Unit [+$149]","offer_id":46564565942357,"sku":"SP-FX-200-N20-EENF5465","price":2199.99,"currency_code":"USD","in_stock":true},{"title":"I will be installing my existing Spool Wireless Ethanol Analyzer Kit \/ No do not add 10 Micron Filter Unit","offer_id":46564565975125,"sku":"SP-FX-200-N20-EENF564","price":2099.99,"currency_code":"USD","in_stock":true},{"title":"I will be installing my existing Spool Wireless Ethanol Analyzer Kit \/ Yes add 10 Micron Filter Unit [+$149]","offer_id":46564566007893,"sku":"SP-FX-200-N20-EEYF5461","price":2199.99,"currency_code":"USD","in_stock":true},{"title":"Include Wireless Ethanol Analyzer Kit \/ No do not add 10 Micron Filter Unit","offer_id":46564566040661,"sku":"SP-FX-200-N20-YENF5646","price":2499.99,"currency_code":"USD","in_stock":true},{"title":"Include Wireless Ethanol Analyzer Kit \/ Yes add 10 Micron Filter Unit","offer_id":46564566073429,"sku":"SP-FX-200-N20-YEYF54654","price":2599.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/SpoolFX200-2_eb926a55-da49-46b8-bc02-8c974e2873cc.jpg?v=1793250948"},{"product_id":"mercedes-amg-e63-spool-fx-200-high-pressure-fuel-p","title":"Mercedes-AMG E63 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG E63 adds roughly 80% more flow than the stock pump, so the M177 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 is the first fueling limit you hit when tuning. The FX-200 uses a bigger bore than stock for roughly 80% more flow, can run pressures up to 240 bar for more injector output, and is fully E85 compatible.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG E63 \/ E63 S (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-200 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003cli\u003ePlug and play with no cutting or splicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564567646293,"sku":"SP-FX-M177-1878","price":6199.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564567679061,"sku":"SP-FX200-EM177-EE","price":5849.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564567711829,"sku":"SP-FX200-EM177-NE","price":5849.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/SpoolFX200-2_e5794cd8-ab35-4117-9fb1-11b0250c0885.jpg?v=1793250951"},{"product_id":"bmw-f-series-n55-spool-fx-200-stage-2-high-pressur","title":"BMW F-Series N55 Spool FX-200 Stage 2 High Pressure Fuel Pump","description":"\u003cp\u003eThe Spool FX-200 is a Stage 2 upgraded high pressure fuel pump for F-chassis BMW N55 engines that roughly doubles stock flow.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pump on the N55 is badly limited when you tune for more power. The FX-200's bigger bore roughly doubles flow, raising the fueling limit so you can run bigger turbos and higher ethanol blends. It replaces Spool's earlier FX180 and is plug and play with no cutting or splicing.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eBMW F-chassis models with the N55 engine\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAbout double the flow of the stock pump\u003c\/li\u003e\n\u003cli\u003eE85 compatible\u003c\/li\u003e\n\u003cli\u003ePlug and play, no cutting or splicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the Spool wireless ethanol analyzer kit, use one you already have, or skip it. You can also add the Spool 10-micron filter unit. The pump requires calibration changes, and they must be in the tune before you start the car with the pump installed. Spool can share calibration details with your tuner but does not write custom tunes. Proper low pressure fueling matters on a direct injection system: the high pressure pump is lubricated by fuel, and a weak low side can damage the piston and bore. Plan a low pressure pump upgrade alongside this pump. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"I do not require an Ethanol Analyzer \/ No do not add 10 Micron Filter Unit","offer_id":46564567777365,"sku":"SP-FX-200-N55-NENF-DFVA","price":2099.99,"currency_code":"USD","in_stock":true},{"title":"I do not require an Ethanol Analyzer \/ Yes add 10 Micron Filter Unit","offer_id":46564567810133,"sku":"SP-FX-200-N55-NEYF-DSFV","price":2199.99,"currency_code":"USD","in_stock":true},{"title":"I will be installing my existing Spool Wireless Ethanol Analyzer Kit \/ No do not add 10 Micron Filter Unit","offer_id":46564567842901,"sku":"SP-FX-200-N55-EENF-GXVB","price":2099.99,"currency_code":"USD","in_stock":true},{"title":"I will be installing my existing Spool Wireless Ethanol Analyzer Kit \/ Yes add 10 Micron Filter Unit","offer_id":46564567875669,"sku":"SP-FX-200-N55-YENF-SDBN","price":2199.99,"currency_code":"USD","in_stock":true},{"title":"Include Wireless Ethanol Analyzer Kit \/ No do not add 10 Micron Filter Unit","offer_id":46564567908437,"sku":"SP-FX-200-N55-YENF-DFGH","price":2499.99,"currency_code":"USD","in_stock":true},{"title":"Include Wireless Ethanol Analyzer Kit \/ Yes add 10 Micron Filter Unit","offer_id":46564567941205,"sku":"SP-FX-200-N55-YENF-FHFG","price":2699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/SpoolFX200-2_d1ae8aff-850e-4222-af8e-4189191b6ac4.jpg?v=1793250952"},{"product_id":"audi-c8-rs6-avant-spool-fx-350-high-pressure-fuel","title":"Audi C8 RS6 Avant Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Audi C8 RS6 Avant raises the fueling ceiling of the EA825 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pumps on the RS6 become a bottleneck once you tune for more power. The FX-350 uses a bigger bore for about 90% more flow than stock and runs up to 35 MPa (350 bar) versus 25 MPa on the FX-200, which lets the injectors flow up to 40% more fuel with shorter injection times and better atomization. It is fully E85 compatible and plug and play, with no cutting or splicing.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAudi RS6 Avant (C8, EA825 4.0T V8)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and installation hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer, use one you already have, or skip it. Calibration changes are required to prevent damage, and Spool supplies calibration details to your tuner. A low pressure fuel upgrade is recommended so the pumps always get enough supply. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46579288703061,"sku":"SP-EA825RS6-FX350","price":7399.99,"currency_code":"USD","in_stock":false},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46579288735829,"sku":"SP-EA825RS6-FX350-EE","price":6999.99,"currency_code":"USD","in_stock":false},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46579288768597,"sku":"SP-EA825RS6-FX350-NE","price":6999.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/RS6_AVANT_023164d0-c7b5-4647-8f9d-536679266df1.jpg?v=1793251081"},{"product_id":"mercedes-amg-gt-m178-spool-fx-200-high-pressure-fu","title":"Mercedes-AMG GT M178 Spool FX-200 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-200 high pressure fuel pump kit for the Mercedes-AMG GT M178 adds roughly 80% more flow than the stock pump, so the M178 can support bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M178 is the first fueling limit you hit when tuning. The FX-200 uses a bigger bore than stock for roughly 80% more flow, can run pressures up to 240 bar for more injector output, and is fully E85 compatible.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG GT, GT S, GT C and GT R (M178)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-200 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003cli\u003ePlug and play with no cutting or splicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564604543061,"sku":"SP-FX200-M178-FG5","price":6199.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564604575829,"sku":"SP-FX200-M178-EE-56SD","price":5899.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564604608597,"sku":"SP-FX200-M178-NE-SDFV","price":5899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/SpoolFX200-2_609907ef-bada-469e-bbdb-6615e6b7b0b9.jpg?v=1793251116"},{"product_id":"mercedes-amg-e63-spool-fx-350-high-pressure-fuel-p","title":"Mercedes-AMG E63 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG E63 raises the fueling ceiling of the M177 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M177 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG E63 \/ E63 S (M177)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564604444757,"sku":"SP-FX-M177-E63","price":7399.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564604477525,"sku":"SP-FX-M177-E63-EE","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564604510293,"sku":"SP-FX-M177-E63-NE","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_0246dc58-e01b-4164-8324-5e7142e5a86d.jpg?v=1793251116"},{"product_id":"mercedes-amg-c63-spool-fx-350-high-pressure-fuel-p","title":"Spool FX-350 Upgraded High Pressure Fuel Pump System | AMG C63 [M177]","description":"\u003cp\u003e\u003cb\u003eOur C63 M177 FX-350 Upgraded High Pressure Fuel Pump System is currently on backorder. Please contact us at customer_service@spoolperformance.us for information regarding availability. Thank you!\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSpool Performance FX-350 High-Pressure Fuel Pump Upgrade\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat is the FX-350?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eIntroducing the Spool Performance FX-350: the next evolution in high-pressure fuel pumps, surpassing our previous model, the FX200, in both performance and efficiency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced Pressure and Flow\u003c\/strong\u003e: The FX-350 is engineered to deliver fuel at an impressive 35Mpa, significantly higher than the 25Mpa offered by the FX200. This increase in pressure, following the physics equation Q=PxA (where Q is flow rate, P is the change in pressure, and A is the area of the injector nozzles), results in a higher flow rate through the injectors, ensuring more fuel is available for combustion, crucial for high-performance applications. The FX350 makes your injectors flow 40% more fuel before maxing out the injection window limitations. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImproved Fuel Atomization\u003c\/strong\u003e: The higher pressure of the FX-350 aids in better atomization of fuel. In direct-injected engines, finer fuel droplets lead to more efficient combustion. This improvement in atomization means the fuel mixes more thoroughly with air, resulting in a more complete burn. This efficiency not only increases power output but also enhances fuel economy and reduces emissions.\u003c\/p\u003e\n\u003cp\u003eThe Spool Performance FX-350 stands as a testament to advanced automotive engineering, offering unmatched efficiency and performance. Its ability to deliver fuel at higher pressures, coupled with superior atomization, makes it an essential upgrade for those looking to maximize the potential of their high-performance engine.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cb\u003eWhy do you need it?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe stock HPFP on the\u003cspan\u003e \u003c\/span\u003eM177 Motors is severely limited in capacity when trying to tune and raise the output of the motor. The FX-350 adds 90% more flow to the equation, raising the fueling limits on the platform and helping you run bigger turbos and\/or higher ethanol concentration blends.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cb\u003eWhat does the kit include?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e2 x FX-350  upgraded high-pressure fuel pumps\u003c\/p\u003e\n\u003cp\u003e1 x Ethanol Content Monitor kit \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e(if option selected) \u003c\/span\u003ewith mobile app\u003c\/p\u003e\n\u003cp\u003e1 x Bosch spec 10-micron high-flow Fuel Filter\u003c\/p\u003e\n\u003cp\u003eUpgraded Fuel lines and all necessary install hardware\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSpool 10-micron filter unit\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eOur 10-micron filter unit boasts the best filtration available Mercedes market without any noticeable pressure drop in the low side fuel system. The filter unit helps keep the high-pressure pump and injectors safe by protecting them against debris and is highly recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSpool Ethanol Content Monitor\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe spool ECA kit  features a digital readout of in-tank ethanol content and fuel temperature. It includes our SPOOL Ethanol content analyzer app on mobile and readouts are delivered via BLE 4.0 low energy technology. BLE4.0 allows you to use your regular Bluetooth devices on your mobile devices while being connected to the SPOOL ECA module. Fuel lines used in the kit are black nylon coated, braided steel PTFE core and are 100% E85 compatible.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre tune changes required?\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eThe upgraded pumps do require calibration changes. It is important to apply these changes prior to starting the car with pumps installed to avoid any possible damage and void of warranty. \u003c\/b\u003e\u003c\/p\u003e\n\u003cp style=\"font-weight: 400;\"\u003e\u003cb\u003eSpool Performance can provide calibration details to your existing tuner and\/or help you connect with established tuners who are experienced with these pumps. Custom tuning is required to get maximum output out of the upgraded pump setup for your specific vehicle setup and ambient conditions. Spool Performance is a hardware manufacturer and does not provide custom tunes, but can assist with questions your tuner may have.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp style=\"font-weight: 400;\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cstrong\u003eLow Pressure Fuel Pump Upgrade:\u003c\/strong\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eProper low-pressure fueling is extremely important for the proper functioning and durability of high-pressure pumps and injectors in a DI system. Inadequate low-pressure fueling can cause damage to the pump piston and bore as they are lubricated by controlled leakage of fuel. Resulting damage from low-pressure starvation is detectable and would be cause for voided warranties. Please make sure you plan out your fuel system build with proper low pressure upgrades when necessary.\u003c\/p\u003e\n\u003cp style=\"font-weight: 400;\"\u003e \u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564604805205,"sku":"SP-FX-M177-C63","price":7349.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564604837973,"sku":"SP-FX-M177-C63-EE-45MH","price":6999.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564604870741,"sku":"SP-FX-M177-C63-EE-45HJ","price":6999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_0f9b2303-f4ea-40e6-8683-8254c6d1b57f.jpg?v=1793251116"},{"product_id":"bmw-b46-b48-spool-fx-200-stage-2-high-pressure-fue","title":"BMW B46 \u0026 B48 Spool FX-200 Stage 2 High Pressure Fuel Pump","description":"\u003cp\u003eThe Spool FX-200 is a Stage 2 upgraded high pressure fuel pump for BMW B46 and B48 engines that delivers about double the flow of stock.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pump on the B46\/B48 is a major limit when tuning for more power. The FX-200's larger bore roughly doubles flow, giving you the fueling for bigger turbos and higher ethanol blends. It replaces Spool's earlier FX-180 and needs no cutting, splicing or modification.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMW models with the B46 engine\u003c\/li\u003e\n\u003cli\u003eBMW models with the B48 engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAbout double the flow of the stock pump\u003c\/li\u003e\n\u003cli\u003eE85 compatible\u003c\/li\u003e\n\u003cli\u003e100% plug and play\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the Spool wireless ethanol analyzer kit, use one you already have, or skip it. You can also add the Spool 10-micron filter unit. The pump requires calibration changes, and they must be in the tune before you start the car with the pump installed. Spool can share calibration details with your tuner but does not write custom tunes. Proper low pressure fueling matters on a direct injection system: the high pressure pump is lubricated by fuel, and a weak low side can damage the piston and bore. Plan a low pressure pump upgrade alongside this pump. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"I DO NOT REQUIRE AN ETHANOL ANALYZER \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564604903509,"sku":"SP-FX-200-B48-NENF","price":2049.99,"currency_code":"USD","in_stock":true},{"title":"I DO NOT REQUIRE AN ETHANOL ANALYZER \/ YES ADD 10 MICRON FILTER UNIT [+$149]","offer_id":46564604936277,"sku":"SP-FX-200-B48-NEYF","price":2199.99,"currency_code":"USD","in_stock":true},{"title":"I WILL BE INSTALLING MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564604969045,"sku":"SP-FX-200-B48-EENF","price":2049.99,"currency_code":"USD","in_stock":true},{"title":"I WILL BE INSTALLING MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT [+$149]","offer_id":46564605001813,"sku":"SP-FX-200-B48-EEYF","price":2199.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT [+$349] \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564605034581,"sku":"SP-FX-200-B48-YENF","price":2449.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT [+$349] \/ YES ADD 10 MICRON FILTER UNIT [+$149]","offer_id":46564605067349,"sku":"SP-FX-200-B48-YEYF","price":2599.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/SpoolFX200-2_a031468a-4769-4729-94cb-897eee7d702e.jpg?v=1793251116"},{"product_id":"mercedes-amg-m256-spool-fx-350-high-pressure-fuel","title":"Mercedes-AMG M256 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Mercedes-AMG M256 raises the fueling ceiling of the M256 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump on the M256 runs out of capacity fast once you start tuning. The FX-350 delivers fuel at 35 MPa (350 bar) versus 25 MPa on the FX-200, adds about 90% more flow than stock and lets your injectors flow up to 40% more fuel before they hit the injection window limit. The higher pressure also atomizes fuel better for a more complete burn.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eMercedes-AMG and Mercedes-Benz models with the M256 3.0L inline-6\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 x Spool FX-350 upgraded high pressure fuel pump\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and all install hardware\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol content analyzer kit with phone app (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a noticeable pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eConfirm your engine code before ordering. Choose at checkout whether to add the ethanol analyzer or use one you already have. The added fueling is used through a tune. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Yes Include the Spool Ethanol Content Analyzer","offer_id":46564606115925,"sku":"SP-FX35-M256-HHBG","price":3149.99,"currency_code":"USD","in_stock":true},{"title":"I have an existing Spool Ethanol Content Analyzer","offer_id":46564606148693,"sku":"SP-FX35-M256-EE-GGBB","price":2849.99,"currency_code":"USD","in_stock":true},{"title":"I would not be installing an Ethanol Content Analyzer","offer_id":46564606181461,"sku":"SP-FX35-M256-NE-BBBN","price":2849.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-1-1014x912_8f81ec0b-2536-41ae-a3df-38bdf2106d41.jpg?v=1793251125"},{"product_id":"audi-rs-q8-spool-fx-350-high-pressure-fuel-pump-ki","title":"Audi RS Q8 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Audi RS Q8 raises the fueling ceiling of the 4.0T V8 so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pump on the RS Q8 limits how far you can tune. The FX-350's larger bore adds about 90% more flow than stock, and running at 35 MPa (350 bar) versus 25 MPa on the FX-200 lets the injectors flow about 40% more fuel with shorter injection times and better atomization.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAudi RS Q8 (4.0T V8)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded PTFE-core braided fuel lines and install hardware\u003c\/li\u003e\n\u003cli\u003eSpool ethanol content analyzer kit with phone app (optional)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eThe FX-350 requires calibration changes to avoid damage, and Spool can share calibration details with your tuner. Make sure your low pressure side is upgraded too; Spool recommends a low pressure pump controller to keep the high pressure pumps fed. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Default Title","offer_id":46564606541909,"sku":"SP-EA825RSQ8-FX350","price":7349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/RSQ8.jpg?v=1793251127"},{"product_id":"audi-rs7-c8-spool-fx-350-high-pressure-fuel-pump-k","title":"Audi RS7 C8 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Audi RS7 C8 raises the fueling ceiling of the EA825 4.0T so you can run bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure fuel pump becomes the limit once you tune for more power. The FX-350 has a larger bore for about 90% more fuel flow than stock and runs at up to 350 bar versus 250 bar on the FX-200, which lets the injectors flow about 40% more fuel and atomize it better. It is fully E85 compatible and plug and play, with no cutting or splicing.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAudi RS7 Sportback (C8, EA825 4.0T V8)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and installation hardware\u003c\/li\u003e\n\u003cli\u003eSpool ethanol content monitor kit with phone app (optional)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eTune changes are required to run the FX-350 safely, and calibration details are supplied for your tuner. Proper low pressure fueling is critical, so plan a low pressure upgrade such as the EA825 PM5 low pressure fuel system. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Default Title","offer_id":46564606672981,"sku":"SP-EA825RS7-FX350","price":7349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/C8_RS7.jpg?v=1793251129"},{"product_id":"lamborghini-urus-spool-fx-350-high-pressure-fuel-p","title":"Lamborghini Urus Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Lamborghini Urus raises the fueling ceiling so you can run more power, bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pumps restrict the Urus once you tune for more power. The FX-350 has a larger bore than stock for about 90% more flow and runs at up to 35 MPa (350 bar) versus 25 MPa on the FX-200, which lets the injectors flow about 40% more fuel and shortens injection times. It is fully E85 compatible and plug and play with no cutting or splicing.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eLamborghini Urus\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and install hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from debris without a pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eThe pump needs calibration changes, and they must be applied before the car is started with the pump installed. A custom tune is needed to get the full output. Spool supplies hardware, not tunes, but can share calibration details with your tuner. Adequate low pressure fueling is critical for the pump and injectors, so plan an upgraded low pressure fuel pump into the build. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Default Title","offer_id":46564606705749,"sku":"SP-LMB-FX350","price":7349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/Untitled-1.jpg?v=1793251128"},{"product_id":"porsche-cayenne-turbo-9y0-9y3-spool-fx-350-high-pr","title":"Porsche Cayenne Turbo 9Y0 \u0026 9Y3 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Porsche Cayenne Turbo (9Y0\/9Y3) raises the fueling limit of the 4.0L twin-turbo V8 for bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pumps hold the Cayenne Turbo back once it is tuned. The FX-350's bigger bore gives about 90% more flow than stock, and it runs up to 35 MPa (350 bar) versus 25 MPa on the FX-200, which lets the injectors flow up to 40% more fuel with shorter injection times and better atomization. It is fully E85 compatible and plug and play, with no cutting or splicing.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePorsche Cayenne Turbo (9Y0)\u003c\/li\u003e\n\u003cli\u003ePorsche Cayenne Turbo Coupe (9Y3)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and installation hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eCalibration changes are required to prevent damage, and Spool supplies calibration details to your tuner. A low pressure fuel upgrade is recommended so the pumps always get enough supply. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Default Title","offer_id":46564606738517,"sku":"SP-P9y3-FX350","price":7349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/Cayenne_turbo_9y3.jpg?v=1793251129"},{"product_id":"porsche-992-911-turbo-spool-fx-350-high-pressure-f","title":"Porsche 992 911 Turbo Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Porsche 992 911 Turbo raises the fueling ceiling of the 3.7L twin-turbo flat-six for bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pump limits how far you can tune the 911 Turbo. The FX-350's larger bore adds about 90% more flow than stock, and running at 35 MPa (350 bar) versus 25 MPa on the FX-200 lets the injectors flow about 40% more fuel with shorter injection times and better atomization.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003ePorsche 992 911 Turbo (3.7L twin-turbo flat-six)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded PTFE-core braided fuel lines and install hardware\u003c\/li\u003e\n\u003cli\u003eSpool ethanol content analyzer kit with phone app (optional)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eThe FX-350 requires calibration changes to avoid damage, and Spool can share calibration details with your tuner. Make sure your low pressure side is upgraded too so the high pressure pumps are always fed. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Default Title","offer_id":46564606771285,"sku":"SP-P992-FX350","price":7349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/911_992.jpg?v=1793251129"},{"product_id":"porsche-panamera-turbo-971-spool-fx-350-high-press","title":"Porsche Panamera Turbo 971 Spool FX-350 High Pressure Fuel Pump Kit","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump kit for the Porsche 971 Panamera Turbo raises the fueling ceiling of the 4.0L twin-turbo V8 for bigger turbos and higher ethanol blends.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock high pressure pumps become a limit once you tune the Panamera Turbo for more power. The FX-350 has a larger bore than stock for about 90% more flow and runs at up to 35 MPa (350 bar) versus 25 MPa on the FX-200, which lets the injectors flow about 40% more fuel and shortens injection times. It is fully E85 compatible and plug and play with no cutting or splicing.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\u003cli\u003ePorsche Panamera Turbo (971, 4.0L twin-turbo V8)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x Spool FX-350 upgraded high pressure fuel pumps\u003c\/li\u003e\n\u003cli\u003eBosch-spec 10-micron high-flow fuel filter\u003c\/li\u003e\n\u003cli\u003eUpgraded fuel lines and install hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpool 10-micron filter\u003c\/h2\u003e\u003cp\u003eThe included filter unit protects the high pressure pumps and injectors from contaminants without a pressure drop on the low side.\u003c\/p\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eThe pump needs calibration changes, and they must be applied before the car is started with the pump installed. A custom tune is needed to get the full output. Spool supplies hardware, not tunes, but can share calibration details with your tuner. Adequate low pressure fueling is critical for the pump and injectors, so plan an upgraded low pressure fuel pump into the build. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Default Title","offer_id":46564606869589,"sku":"SP-PORPAN-FX350","price":7349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/Porsche_971_panamera_turbo.jpg?v=1793251129"},{"product_id":"bmw-gen-2-b46-b48-spool-fx-350-upgraded-high-press","title":"BMW Gen 2 B46 \u0026 B48 Spool FX-350 Upgraded High Pressure Fuel Pump","description":"\u003cp\u003eThe Spool FX-350 high pressure fuel pump for Gen 2 BMW B46 and B48 engines delivers FX200-level volume at 350 bar, the missing piece for big-power DI-only builds.\u003c\/p\u003e\u003ch2\u003eWhy you need it\u003c\/h2\u003e\u003cp\u003eThe stock pump limits how far a Gen 2 B46\/B48 can go on direct injection alone. The FX-350 uses stainless steel construction with a high-tolerance DLC-coated piston and bore, and its plunger springs are matched to Spool's Gen 2 high lift cam lobe mod to limit float at high rpm. Paired with Spool IFX350 Gen 2 DI injectors, it covers the high pressure side.\u003c\/p\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMW Gen 2 B46\u003c\/li\u003e\n\u003cli\u003eBMW Gen 2 B48\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpool FX-350 high pressure fuel pump\u003c\/li\u003e\n\u003cli\u003eMounting bracket\u003c\/li\u003e\n\u003cli\u003ePump alignment tool\u003c\/li\u003e\n\u003cli\u003eTriple-layer low pressure line (nylon over stainless over PTFE)\u003c\/li\u003e\n\u003cli\u003ePlug and play HPFP adapter harness\u003c\/li\u003e\n\u003cli\u003eSpool 10-micron filter unit (if selected)\u003c\/li\u003e\n\u003cli\u003eSpool wireless ethanol analyzer kit (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eChoose at checkout whether to add the wireless ethanol analyzer, use the Spool analyzer you already have, or skip it, and whether to add the 10-micron filter unit. Tune changes are required to run the pump, and Spool can help your tuner with the needed changes. Run an upgraded low pressure fuel pump so the FX-350 gets enough supply. Professional installation is recommended.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"I DO NOT REQUIRE AN ETHANOL ANALYZER \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564606902357,"sku":"SP-B48B-FX350-NENF258","price":2499.99,"currency_code":"USD","in_stock":true},{"title":"I DO NOT REQUIRE AN ETHANOL ANALYZER \/ YES ADD 10 MICRON FILTER UNIT","offer_id":46564606935125,"sku":"SP-B48B-FX350-NEYF4565","price":2649.99,"currency_code":"USD","in_stock":true},{"title":"I WILL BE INSTALLING MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564606967893,"sku":"SP-B48B-FX350-EENF5665","price":2499.99,"currency_code":"USD","in_stock":true},{"title":"I WILL BE INSTALLING MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT","offer_id":46564607000661,"sku":"SP-B48B-FX350-EEYF984","price":2649.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT","offer_id":46564607033429,"sku":"SP-B48B-FX350-YENF545","price":2899.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT","offer_id":46564607066197,"sku":"SP-B48B-FX350-YEYF5468","price":3049.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/FX350-2-1014x912_3f898187-f5e8-4692-af3e-f098e344ee6d.jpg?v=1793251130"},{"product_id":"bmw-gen-1-b58-spool-fx350-high-pressure-fuel-pump","title":"Spool FX-350 Upgraded High Pressure Pump [Gen 1 B58]","description":"\u003cp data-start=\"165\" data-end=\"531\"\u003e\u003cstrong data-start=\"165\" data-end=\"186\"\u003eSpool Performance\u003c\/strong\u003e is proud to introduce the \u003cstrong data-start=\"213\" data-end=\"246\"\u003eFX350 High-Pressure Fuel Pump\u003c\/strong\u003e, a core upgrade in our fuel system lineup engineered for high-output BMW B58 applications. The FX350 builds on our proven pump architecture to deliver a meaningful increase in fuel delivery across the entire operating range, making it ideal for ethanol blends and larger turbo setups.\u003c\/p\u003e\n\u003cp data-start=\"533\" data-end=\"787\"\u003ePaired with our \u003cstrong data-start=\"549\" data-end=\"575\"\u003eIFX Gen 1 DI injectors\u003c\/strong\u003e, the FX350 enables significantly higher direct-injection fueling capability, opening the door to DI-focused high-horsepower builds on the BMW B58 platform while maintaining OEM-level integration and reliability.\u003c\/p\u003e\n\u003chr data-start=\"789\" data-end=\"792\"\u003e\n\u003ch3 data-start=\"794\" data-end=\"816\"\u003eWhat is the FX350?\u003c\/h3\u003e\n\u003cp data-start=\"818\" data-end=\"1125\"\u003eThe \u003cstrong data-start=\"822\" data-end=\"831\"\u003eFX350\u003c\/strong\u003e is a high-output, upgraded high-pressure fuel pump designed for enthusiasts pushing beyond the limits of the factory fuel system. It offers a substantial increase in flow over stock, allowing for higher ethanol content, increased boost, and improved fueling stability on upgraded turbo setups.\u003c\/p\u003e\n\u003cp data-start=\"1127\" data-end=\"1406\"\u003eThe pump is fully \u003cstrong data-start=\"1145\" data-end=\"1163\"\u003eE85 compatible\u003c\/strong\u003e and \u003cstrong data-start=\"1168\" data-end=\"1190\"\u003e100% plug-and-play\u003c\/strong\u003e, requiring no cutting, splicing, or permanent modifications. Installation is straightforward and OEM-style, making it an ideal solution for performance builds that demand more fueling without unnecessary complexity.\u003c\/p\u003e\n\u003chr data-start=\"1408\" data-end=\"1411\"\u003e\n\u003ch3 data-start=\"1413\" data-end=\"1443\"\u003eAre tune changes required?\u003c\/h3\u003e\n\u003cp data-start=\"1445\" data-end=\"1652\"\u003eYes. The upgraded pump \u003cstrong data-start=\"1468\" data-end=\"1504\"\u003edoes require calibration changes\u003c\/strong\u003e. These changes must be applied \u003cstrong data-start=\"1536\" data-end=\"1567\"\u003ebefore starting the vehicle\u003c\/strong\u003e with the FX350 installed to prevent potential damage and avoid voiding the warranty.\u003c\/p\u003e\n\u003cp data-start=\"1654\" data-end=\"1996\"\u003eSpool Performance can provide calibration guidance to your existing tuner or help connect you with experienced tuners familiar with our high-pressure fuel pumps. While Spool Performance is strictly a hardware manufacturer and does not provide custom tuning, we are happy to support your tuner with any technical questions related to the pump.\u003c\/p\u003e\n\u003chr data-start=\"1998\" data-end=\"2001\"\u003e\n\u003ch3 data-start=\"2003\" data-end=\"2042\"\u003eLow-Pressure Fuel Pump Requirements\u003c\/h3\u003e\n\u003cp data-start=\"2044\" data-end=\"2337\"\u003eProper low-pressure fueling is \u003cstrong data-start=\"2075\" data-end=\"2087\"\u003ecritical\u003c\/strong\u003e for the correct operation and long-term durability of high-pressure pumps and DI injectors. The high-pressure pump relies on fuel for lubrication through controlled internal leakage. Insufficient low-side supply can result in piston and bore damage.\u003c\/p\u003e\n\u003cp data-start=\"2339\" data-end=\"2584\"\u003eDamage caused by low-pressure fuel starvation is detectable and will result in \u003cstrong data-start=\"2418\" data-end=\"2444\"\u003evoided warranty claims\u003c\/strong\u003e. When planning your build, ensure the low-pressure fuel system is appropriately upgraded to support the FX350 and your overall power goals.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT [+$349] \/ NO DO NOT ADD 10 MICRON FILTER UNIT \/ NO I WILL MODIFY MY EXISTING FUEL LINE","offer_id":46564607098965,"sku":"SP-FX-200-B58-YENFNL656","price":2649.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT [+$349] \/ NO DO NOT ADD 10 MICRON FILTER UNIT \/ INCLUDE STAINLESS STEEL HIGH PRESSURE FUEL LINE [+99]","offer_id":46564607131733,"sku":"SP-FX-200-B58-YENFYL879","price":2749.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT [+$349] \/ YES ADD 10 MICRON FILTER UNIT [+$149] \/ NO I WILL MODIFY MY EXISTING FUEL LINE","offer_id":46564607164501,"sku":"SP-FX-200-B58-YEYFNL456","price":2849.99,"currency_code":"USD","in_stock":true},{"title":"INCLUDE WIRELESS ETHANOL ANALYZER KIT [+$349] \/ YES ADD 10 MICRON FILTER UNIT [+$149] \/ INCLUDE STAINLESS STEEL HIGH PRESSURE FUEL LINE [+99]","offer_id":46564607197269,"sku":"SP-FX-200-B58-YEYFYL546","price":2949.99,"currency_code":"USD","in_stock":true},{"title":"DO NOT INCLUDE- I WILL INSTALL MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT \/ NO I WILL MODIFY MY EXISTING FUEL LINE","offer_id":46564607230037,"sku":"SP-FX-200-B58-EENFNL654","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"DO NOT INCLUDE- I WILL INSTALL MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ NO DO NOT ADD 10 MICRON FILTER UNIT \/ INCLUDE STAINLESS STEEL HIGH PRESSURE FUEL LINE [+99]","offer_id":46564607262805,"sku":"SP-FX-200-B58-EENFYL262","price":2399.99,"currency_code":"USD","in_stock":true},{"title":"DO NOT INCLUDE- I WILL INSTALL MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT [+$149] \/ NO I WILL MODIFY MY EXISTING FUEL LINE","offer_id":46564607295573,"sku":"SP-FX-200-B58-EEYFNL2163","price":2449.99,"currency_code":"USD","in_stock":true},{"title":"DO NOT INCLUDE- I WILL INSTALL MY EXISTING SPOOL WIRELESS ETHANOL ANALYZER KIT \/ YES ADD 10 MICRON FILTER UNIT [+$149] \/ INCLUDE STAINLESS STEEL HIGH PRESSURE FUEL LINE [+99]","offer_id":46564607328341,"sku":"SP-FX-200-B58-EEYFYL546","price":2549.99,"currency_code":"USD","in_stock":true},{"title":"DO NOT INCLUDE- I WILL NOT INSTALL ANY ETHANOL ANALYZER \/ NO DO NOT ADD 10 MICRON FILTER UNIT \/ NO I WILL MODIFY MY EXISTING FUEL LINE","offer_id":46564607361109,"sku":"SP-FX-200-B58-NENFNL123","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"DO NOT INCLUDE- I WILL NOT INSTALL ANY ETHANOL ANALYZER \/ NO DO NOT ADD 10 MICRON FILTER UNIT \/ INCLUDE STAINLESS STEEL HIGH PRESSURE FUEL LINE [+99]","offer_id":46564607393877,"sku":"SP-FX-200-B58-NENFYL233","price":2399.99,"currency_code":"USD","in_stock":true},{"title":"DO NOT INCLUDE- I WILL NOT INSTALL ANY ETHANOL ANALYZER \/ YES ADD 10 MICRON FILTER UNIT [+$149] \/ NO I WILL MODIFY MY EXISTING FUEL LINE","offer_id":46564607426645,"sku":"SP-FX-200-B58-NEYFNL122","price":2449.99,"currency_code":"USD","in_stock":true},{"title":"DO NOT INCLUDE- I WILL NOT INSTALL ANY ETHANOL ANALYZER \/ YES ADD 10 MICRON FILTER UNIT [+$149] \/ INCLUDE STAINLESS STEEL HIGH PRESSURE FUEL LINE [+99]","offer_id":46564607459413,"sku":"SP-FX-200-B58-NEYFYL656","price":2549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/9769\/8389\/files\/S58_fx350_2_fefab364-a8e9-415b-86a5-79cc262c62e9.jpg?v=1793251130"}],"url":"https:\/\/www.wrenchhaususa.com\/collections\/hpfp-upgrades.oembed","provider":"Wrench Haus","version":"1.0","type":"link"}