Audi S4/S5 B9 Sport Diff without Brace Bars - Resonated (Quieter) Cat-Back Exhaust System with Quad Polished Oval Trims passatb6 These performance exhausts significantly increases

These performance exhausts significantly increases the flow of exhaust gases

bolts and brackets

Interior sound example of BMW M235i Sport Exhaust (Cat back - non-resonated with de-cat)

2dB and for those looking for a more subtle sound improvement

pre-order yours to be one of the first to transform the styling of your 2 Series

Audi S4/S5 B9 Sport Diff without Brace Bars - Resonated (Quieter) Cat-Back Exhaust System with Quad Polished Oval Trims passatb6 These performance exhausts significantly increasesOur 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