Audi S4/S5 B9 Non Sport Diff models - Resonated (Quieter) Cat-Back Exhaust System with Quad JET-100 Carbon Trims Audi > RS5 > B9 2.9 V6 Turbo Coupe (Non OPF/GPF Models) > 2017 and 2019 By using both polyalphaolefins (PAO)

By using both polyalphaolefins (PAO) and ester synthetics specially selected to minimise the amount of polymer used

With the nealy fitted dual exit Cobra Exhaust combined with a stage 1 remap

Includes a set of 4 coils to fix your mis-fire problems and add some colour to your engine bay in one easy step

All relevant fittings and gaskets are supplied for fitment

pre-order yours to be one of the first to transform the styling of your 4 Series

Audi S4/S5 B9 Non Sport Diff models - Resonated (Quieter) Cat-Back Exhaust System with Quad JET-100 Carbon Trims Audi > RS5 > B9 2.9 V6 Turbo Coupe (Non OPF/GPF Models) > 2017 and 2019 By using both polyalphaolefins (PAO)Our 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