Audi S4/S5 B9 Sport Diff without Brace Bars - Non-Resonated (Louder) Cat-Back Exhaust System with Quad GT-100 Titanium Trims Audi > A4 > 2.0 TFSI B9.5 Quattro Saloon & Avant (Non-OPF NAS Models inc Mild Hybrid & Without Brace Bars) > 2021 and Later Then concentrated on the design

Then concentrated on the design of the silencer

Available in Pro-Series Black finish

Filter Width: 146mm (5

with potent engines and engaging handling

We replace the original thrust bearing for TTE upgrade 360 deg that is made in-house for long term durability

Audi S4/S5 B9 Sport Diff without Brace Bars - Non-Resonated (Louder) Cat-Back Exhaust System with Quad GT-100 Titanium Trims Audi > A4 > 2.0 TFSI B9.5 Quattro Saloon & Avant (Non-OPF NAS Models inc Mild Hybrid & Without Brace Bars) > 2021 and Later Then concentrated on the designOur 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