These Racing Dynamics catless downpipes for the BMW E90 M5 are full 3" downpipes and are manufactured out of 304 stainless steel with brushed finish.(Some of the photos show the heat shielded version). Our Gen2 Downpipes now include flex joints in the seconday pipes to improve engine vibration resistance and reduce installation time. The downpipes also include O2 sensor bungs and mounting bracket in OE locations. Straight-through tubing section replaces the heavy and restrictive OEM catalytic converters for maximum power and sound; recommended for track/off-road use only. For left hand drive models only!
Large 3" diameter TIG welded 304 stainless steel piping straight-through design allows for maximum power and sound
Improves horsepower and torque significantly - over 50 HP
Direct bolt-on replacement for OEM primary catalytic converters
Straight-through design provides less thermal load on the turbocharger
Less back pressure improves turbo response and reduces turbo lag
BMW M5 F90 with S63 motor 2017 on
Note: Picture is for reference only, actual part may vary.
These parts are intended for off road or track use only! This product is sold for off road use only. It is not legal for use on public highways.
This product is not for sale or use in California.