Audi S4/S5 B9 Non Sport Diff models - Resonated (Quieter) Cat-Back Exhaust System with Cerakote Black Trims Model_(8P) 2.0 TFSI 2WD (5 Door) 2004-12 Please note: the sports catalyst

Please note: the sports catalyst or de-cat section must be purchased in addition to the manifold

2mm) oval angled (TP23LR)

it fits neatly behind the original bumper

as it excludes the centre silencer and therefore is loud

This results in improved durability and a significantly longer lifespan when compared to traditional copper or nickel spark plugs

Audi S4/S5 B9 Non Sport Diff models - Resonated (Quieter) Cat-Back Exhaust System with Cerakote Black Trims Model_(8P) 2.0 TFSI 2WD (5 Door) 2004-12 Please note: the sports catalystOur 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