Audi S3 (8Y) Saloon/Sedan OPF/GPF-Back Performance Exhaust | Cobra Sport 3in (76mm) Cat-Back Style Centre & Rear Section | Valved or Non-Valved Sports Back Box Upgrade Tips:TP115-CF (Carbon Fibre) so you can switch from

so you can switch from smooth road use to fast road or occasional track days in seconds

hassle-free solution

it plugs straight into the original actuator motors so you keep your driving mode sound control exactly as BMW intended

KW Clubsport 3-Way for BMW M135i F20 F21 2WD with EDC - 2011 to 2014

Audi S3 (8Y) Saloon/Sedan OPF/GPF-Back Performance Exhaust | Cobra Sport 3in (76mm) Cat-Back Style Centre & Rear Section | Valved or Non-Valved Sports Back Box Upgrade Tips:TP115-CF (Carbon Fibre) so you can switch fromTurn up the excitement on your Audi S3 8Y saloon Give your S3 the voice and presence it deserves with this Cobra Sport rear section upgrade. Designed to run from the petrol particulate filter backwards (often called OPF GPF back), it replaces the centre and rear sections with free flowing 76. 2 mm (3 inch) pipework for a deeper, more characterful soundtrack and a sharper driving feel. It looks the part, sounds the part and delivers that premium sports