Audi S4 B9 Non sport Diff models - Non-Resonated (Louder) Cat-Back with Quad Cerakote Black Trims Audi > S4 > 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Non Sport Diff Models) - Right Hand Drive Cars Only > 2016 and Later while also improving gas flow

while also improving gas flow

The viscometrics selected ensure that even though the additive system performance is strong the pistons can achieve satisfactory boundary lubrication for bedding purposes

Delivering an even harder performance edge to BMW's brilliant M3 is the new Cobra Sport performance exhaust with staggering increases in power and torque respectively

this enables a slightly louder sound with gases being less restricted

Active Sound (ASU) from Milltek Sport is an innovative solution to enable a user controllable exhaust sound to be made on vehicles that traditionally lack the sound and tone that owners desire

Audi S4 B9 Non sport Diff models - Non-Resonated (Louder) Cat-Back with Quad Cerakote Black Trims Audi > S4 > 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Non Sport Diff Models) - Right Hand Drive Cars Only > 2016 and Later while also improving gas flowOur 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