Non-Valved (Louder) Rear Silencer Bypass with GT-90 Polished Trims - M135i Valance Model_(8P) 2.0 TFSI 2WD (3 Door) 2004-12 These outstanding results are achieved

These outstanding results are achieved by designing the exhaust to obtain optimum gas flow while perfectly balancing the required back pressure taking full advantage of the car's tuning potential

Auto Mode = closed up to 3k RPM

the oversized

A substantial weight saving can also be achieved with the 3" turbo back system providing a whopping 35% decrease in weight from the Original Equipment version

Filter Material: Pleated Nanofibre

Non-Valved (Louder) Rear Silencer Bypass with GT-90 Polished Trims - M135i Valance Model_(8P) 2.0 TFSI 2WD (3 Door) 2004-12 These outstanding results are achievedOur 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