{"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","url":"https:\/\/www.wrenchhaususa.com\/products\/audi-rs-q8-spool-fx-350-high-pressure-fuel-pump-ki","provider":"Wrench Haus","version":"1.0","type":"link"}