Audi RS5 B9 GPF Models - Non-Resonated Race Cat-Back Exhaust System (Loudest) with Titanium Oval Trims Audi > A4 > 1.8T B7 quattro Saloon - Avant > 2005 to 2008 they can effectively increase your

they can effectively increase your vehicle’s anti-knock index so you can reliably increase boost pressure and advance ignition timing using pump gas

Fits: F31 Touring M-Sport models (additional dual exit panel required)

This exhaust removes the standard rear box for the ultimate improvement in terms of exhaust tone and sound level whilst keeping the stock catalyst and GPF in place

We’ve driven them in every real-world situation you’re likely to encounter

Audi A3/S3 8V

Audi RS5 B9 GPF Models - Non-Resonated Race Cat-Back Exhaust System (Loudest) with Titanium Oval Trims Audi > A4 > 1.8T B7 quattro Saloon - Avant > 2005 to 2008 they can effectively increase yourOur 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