Exhaust Decat Downpipes – BMW M3 G80/G81 – 2020+

Gravity Performance decats are made to completely replace the stock catalytic converter eliminating all restrictions. Our decats improve throttle response and allow for improved exhaust flow increasing power and torque. Sold for off road and track use only Manufactured from high quality T304 grade stainless steel Designed with flexi's to reduced strain on the exhaust system Mandrel bent and fully TIG welded for strength and durability Free flowing catalyst replacement to get the most from the N54 engine