Audi S3 8V/8V.2 - Non-Valved & Non-Resonated (Louder) Cat-Back Race Exhaust System with Quad Round Titanium Trims Model_425D (F33) 2015-17 The non-resonated option makes the

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

Please see the final product photograph for referance

3bhp increase in power along with an 8

considerable power gains are achievable

producing a noticeable power gain and helps to improve mid-range power and torque

Audi S3 8V/8V.2 - Non-Valved & Non-Resonated (Louder) Cat-Back Race Exhaust System with Quad Round Titanium Trims Model_425D (F33) 2015-17 The non-resonated option makes theOur 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