Audi S5 B9 Sport Diff models without Brace Bars - Non-Resonated (Louder) Cat-Back Exhaust System with Quad Black Oval Trims Volkswagen > Golf > Mk8 R 2.0 TSI 320PS (GPF Equipped Models Only) > 2021 to 2024 The M3 development has been

The M3 development has been based around a valved cat back exhaust with the addition of a secondary de-cat (catalyst bypass) exhaust upgrade

The free flowing 3in pipework has no reductions and optimised exhaust technology opens up huge potential for M4 Competition owners looking to increase power whilst also obtaining a pitch perfect exhaust tone

This is a replacement panel filter and silicone hose for many VAG vehicles

5% dB increase

Fits 2019 onwards EU Models with PPF Filter (Olive Joint)

Audi S5 B9 Sport Diff models without Brace Bars - Non-Resonated (Louder) Cat-Back Exhaust System with Quad Black Oval Trims Volkswagen > Golf > Mk8 R 2.0 TSI 320PS (GPF Equipped Models Only) > 2021 to 2024 The M3 development has beenOur 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