Audi S4/S5 B9 Non Sport Diff models - Non-Resonated (Louder) Cat-Back Exhaust System with Quad GT-90 Cerakote Black Trims Model_325D (F31 LCI) Estate 15-19 000 miles or every 4

000 miles or every 4 years

2mm pipework and fits from the GPF section (Gasoline-Particulate Filter) backwards (GPF-back) these exhausts replace the centre and rear sections

This non-resonated version exhaust replaces the factory fit secondary silencer (excludes the centre silencer)

pre-order yours to be one of the first to transform the styling of your X2 M35i

Audi S4/S5 B9 Non Sport Diff models - Non-Resonated (Louder) Cat-Back Exhaust System with Quad GT-90 Cerakote Black Trims Model_325D (F31 LCI) Estate 15-19 000 miles or every 4Our 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