Audi S4/S5 B9 Non Sport Diff models - Non-Resonated (Louder) Cat-Back Exhaust System with Quad GT-90 Burnt Titanium Trims Caption PPF / Resonator Delete 420d & 430d

420d & 430d

this is not compatible

Example of the Audi RS3 8V Performance Exhausts (Secondary Catalyst Delete Pipes)

enabling continued use of the M4 drive modes to adjust the dynamic of the exhaust

0 'TFSI' Gen 2 Engine

Audi S4/S5 B9 Non Sport Diff models - Non-Resonated (Louder) Cat-Back Exhaust System with Quad GT-90 Burnt Titanium Trims Caption PPF / Resonator Delete 420d & 430dOur 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