BMW F30 320i M Sport - Non-Resonated (Louder) Cat-Back Exhaust System with Polished GT-80 Trims a5b9 Our race/competition/Trackday pedigree stipulates that

Our race/competition/Trackday pedigree stipulates that we conform to noise regs

commercial vehicle

Example of Audi S3 (3 door) sports exhaust (cat-back - resonated)

We also offer a resonated cat back exhaust upgrade which has been designed to provide a purposeful but unobtrusive pitch perfect sound quality which in no way interferes with day-to-day drivability

Please note: the sports catalyst or de-cat section must be purchased in addition to the manifold

BMW F30 320i M Sport - Non-Resonated (Louder) Cat-Back Exhaust System with Polished GT-80 Trims a5b9 Our race/competition/Trackday pedigree stipulates thatOur 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