Downpipes (3,3-inch) for BMW: M3, M4 (Competition models too) with 3.0l S58 twin-turbocharged engine.

Heatshield wrap and race catalytic elements (eu3 eu5 eu6) can be added to the pipes for extra charge, leave a comment to the order at check out.

Product is manufactured with TIG welding technology.

Features:

bolt-on compatibility
stainless steel of highest quality
84mm in diameter
2mm wall thickness
all slots for sensors are located in OEM places
fit OEM exhaust system and aftermarket brand systems too
double welding for all flanges