BMW G20/21 M340i & G22 M440i - OPF Back Exhaust System with Quad GT-100 Polished Trims BMW > 3 Series > E46 M3 3.2 Coupe - Cabriolet > 2001 to 2007 Reduces Detonation (Knock)Water absorbs heat

Reduces Detonation (Knock)Water absorbs heat

Example of BMW M135i sports exhaust (Cat back - Non-resonated)

"We're very excited about the release of the first of our new exhaust systems for the F56 LCI Mini

0 TDI – 2006 - 2015

BMW G20/21 M340i & G22 M440i - OPF Back Exhaust System with Quad GT-100 Polished Trims BMW > 3 Series > E46 M3 3.2 Coupe - Cabriolet > 2001 to 2007 Reduces Detonation (Knock)Water absorbs heatOur range of Cat Back systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and or add a more suitably aggressive tone. All our products are made from 304L Aircraft Grade stainless steel. This quality material will ensure that your Cat Back system