Audi TTRS MK3 Quattro - 80mm Resonated (Quieter) Cat-Back Exhaust System with Polished Trims Model_A 45 S (2019>) 2mm bore pipework and replaces

2mm bore pipework and replaces the primary catalysts (Cat Bypass)

Replacing the original plastic expansion tank

9mm) exhaust tips have been specially designed as a direct replacement to fit F20/F21 M135i equipped with the 3L N55 engine

the M140i recorded 349

Audi TTRS MK3 Quattro - 80mm Resonated (Quieter) Cat-Back Exhaust System with Polished Trims Model_A 45 S (2019>) 2mm bore pipework and replacesOur 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