Audi S4 B9 Non sport Diff models - Non-Resonated (Louder) Cat-Back with Quad Carbon Trims Part_Axle Back engineered to lead

engineered to lead

Please see related products for the matching rear diffuser panel - save 30% on the panel (part code: RP01) when purchased with this exhaust (retail customers only)

On the static sound test

the F20 M135i

This is the latest revision of the Genuine VAG part

Audi S4 B9 Non sport Diff models - Non-Resonated (Louder) Cat-Back with Quad Carbon Trims Part_Axle Back engineered to leadOur 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