BMW 4 Series F32 428i Manual - Non-Resonated (Louder) Cat-Back Exhaust System with Titanium Trims (For 435i M Sport Valance) Audi > S6 > 5.2 V10 C6 FSI quattro > 2006 to 2012 The resonated sports exhaust option

The resonated sports exhaust option includes the centre silencer and has a subtle but sporty tone

Race GPF Back (Non-Valved Non-Resonated) Performance Exhaust Test Results - Cupra Mode:

Factory calibrated resistor does not require free-air calibration

bolts and brackets

BMW 4 Series F32 428i Manual - Non-Resonated (Louder) Cat-Back Exhaust System with Titanium Trims (For 435i M Sport Valance) Audi > S6 > 5.2 V10 C6 FSI quattro > 2006 to 2012 The resonated sports exhaust optionOur 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