Audi RS5 B9 Non GPF Models - Resonated (Quieter) Cat-Back Exhaust System with Polished Oval Trims NT+ 4 Cylinder mode = Valve

4 Cylinder mode = Valve closed

5%) when closed

they simply wont make it

Blue or Red silicone hoses

Filter Shape: Circle

Audi RS5 B9 Non GPF Models - Resonated (Quieter) Cat-Back Exhaust System with Polished Oval Trims NT+ 4 Cylinder mode = ValveOur 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