Race Non-Resonated (Loudest) Cat-Back Exhaust System with Black Cerakote GT-90 Trims (For M340i Valance) Audi > S5 > 3.0 Bi-TDI B9 Coupe (Diesel) > 2019 and Later Please note if sending a

Please note if sending a used turbocharger for the upgrade process

This exhaust includes the primary and secondary de-cat and is sold for motorsport and off road use only and will NOT be able to pass a UK MOT emissions test or police road side checks

Example of MK6 VW Golf GTD sports exhaust (cat back exhaust) - featured vehicle has DPF removed

8T engines and 70mm MAF Sensors

Race Non-Resonated (Loudest) Cat-Back Exhaust System with Black Cerakote GT-90 Trims (For M340i Valance) Audi > S5 > 3.0 Bi-TDI B9 Coupe (Diesel) > 2019 and Later Please note if sending aOur 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