3" STAINLESS STEEL DECAT DOWNPIPE EXHAUST FOR BMW 3 SERIES F80 M3 S55 14-19

Designed in-house by Direnza engineers, our decat pipe is a direct replacement for the stock catalytic converter. Engineered to not only improve power and torque across the entire RPM range but Direnza exhaust components improve throttle response to help you push further and faster on the road or the track.

eBay