BMW G90 G99 M5 S68 MaxFlow 400 Cell Downpipes | IRL

IRL MaxFlow 400 Cell Downpipes for the BMW G90/G99 M5 maximize exhaust flow and turbocharger efficiency and deliver the aggressive sound the S68 twin-turbo V8 deserves.

Why you need it

Lower backpressure means faster turbo spool, sharper throttle response and more horsepower and torque throughout the powerband. They provide the airflow to support substantially higher power on a factory or high-performance tune.

Fits

• BMW G90 M5 (S68)
• BMW G99 M5 Touring (S68)

Features

• 400 cell catalytic design
• Premium 304 stainless steel, TIG-welded, mandrel-bent
• CNC-machined flanges for an OEM-quality seal
• Direct bolt-on, no permanent modifications
• Deeper, more aggressive exhaust note

Good to know

Intended for off-road and competition use only, not for registered road use. Professional installation is recommended.