Audi S4 B9 Non sport Diff models - Non-Resonated (Louder) Cat-Back with Quad Cerakote Black Trims Audi > S4 > 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Non Sport Diff Models) - Right Hand Drive Cars Only > 2016 and Later in fittings and joints

in fittings and joints

deeper and more aggressive giving the desirable performance exhaust characteristics of a sport exhaust upgrade

Quad Exit Sports Cat Non-Resonated Turbo Back Test Results:

The viscometrics selected ensure that even though the additive system performance is strong the pistons can achieve satisfactory boundary lubrication for bedding purposes

8 TSI performance exhaust consists of a 3" / 76

Audi S4 B9 Non sport Diff models - Non-Resonated (Louder) Cat-Back with Quad Cerakote Black Trims Audi > S4 > 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Non Sport Diff Models) - Right Hand Drive Cars Only > 2016 and Later in fittings and jointsOur 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