Audi S4 V6/S5 3.0 B8.5 Sportback - Resonated (Quieter) Cat-Back Race Exhaust System with Quad Outlet Ceramic Black Trims Model_GTI (6C) 1.8 TSI (15-17) Filter Width: 171mm (6

Filter Width: 171mm (6

Please note: fitted images show the resonated option

the difference is very impressive

3bhp increase in power along with an 8

Renegade Pro E112

Audi S4 V6/S5 3.0 B8.5 Sportback - Resonated (Quieter) Cat-Back Race Exhaust System with Quad Outlet Ceramic Black Trims Model_GTI (6C) 1.8 TSI (15-17) Filter Width: 171mm (6Our 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