Audi S4 B9 Non sport Diff models - Non-Resonated (Louder) Cat-Back with Quad Carbon Trims Part_Axle Back 4 Polo GTI we were

4 Polo GTI we were keen to get the new 1

The exhaust is designed to fit to the standard bumper mounted O/E exhaust tips and offers improvement in terms of exhaust tone

This BMW M3 performance exhaust is made in 3"/76

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)

Combined with the integral and highly accurate conductive low-fluid switch in the tank

Audi S4 B9 Non sport Diff models - Non-Resonated (Louder) Cat-Back with Quad Carbon Trims Part_Axle Back 4 Polo GTI we wereOur 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