Non-Resonated (Louder) Race Cat-Back Exhaust System with Burnt Titanium GT-90 Trims Model_JCW (R57) Convertible (2009-15) Example of the BMW M4

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

The non-resonated option makes the system louder as it excludes the centre silencer and therefore

The large bore 3

Firstly parts are balanced at slow speeds up to 2800RPM in multiple planes using our single parts machine

whilst keeping the factory styling

Non-Resonated (Louder) Race Cat-Back Exhaust System with Burnt Titanium GT-90 Trims Model_JCW (R57) Convertible (2009-15) Example of the BMW M4Our 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