Audi S4/S5 B9 Sport Diff without Brace Bars - Non-Resonated (Louder) Cat-Back Exhaust System with Quad GT-100 Polished Trims Model_Formentor 2.0 TSI (310PS) (20>) Filter Width: 217mm (8

Filter Width: 217mm (8

This Mini Cooper S F56 LCI performance exhaust is made in 3"/76

read our blog post to see why we ranked it the #1 engine improvement for the EA113 TFSI engine

the car benefits from increased volume with a more pronounced overrun (pops and bangs)

Sound example of the BMW 335D Exhaust (Dual Exit Rear Exhaust)

Audi S4/S5 B9 Sport Diff without Brace Bars - Non-Resonated (Louder) Cat-Back Exhaust System with Quad GT-100 Polished Trims Model_Formentor 2.0 TSI (310PS) (20>) Filter Width: 217mm (8Our 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