Audi S4/S5 B9 Sport Diff without Brace Bars - Resonated (Quieter) Cat-Back Exhaust System with Quad GT-100 Cerakote Trims Model_W205 (C43 AMG) Petrol PPF model 2018-19 Please note: Requires GTI Rear

Please note: Requires GTI Rear Valance

32kg giving a 20% decrease from the OE system weight of 20

This exhaust will only fit the Sport rear bumper

2mm pipework and fits from the Turbo backwards (turbo-back) replacing the Downpipe

making them a direct replacement for BMW part: 18309488764

Audi S4/S5 B9 Sport Diff without Brace Bars - Resonated (Quieter) Cat-Back Exhaust System with Quad GT-100 Cerakote Trims Model_W205 (C43 AMG) Petrol PPF model 2018-19 Please note: Requires GTI RearOur 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