Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Titanium Oval Trims Part_Resonator Delete A substantial weight saving can

A substantial weight saving can also be achieved with the 3” turbo back system providing a whopping 50% decrease in weight from the Original Equipment version

Example of the BMW M4 Performance Exhaust (Valved Secondary Cat Back Exhaust)

9dB) - Static 4

K04 Turbo Engine Codes

Matched with the Cobra Sport Sports Catalyst or De-Cat downpipe to create a full turbo back exhaust upgrade

Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Titanium Oval Trims Part_Resonator Delete A substantial weight saving canOur 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