Large Bore Downpipes with Hi Flow Cats (Audi B9 RS4/RS5) Audi > RS5 > B9 2.9 V6 Turbo Sportback (Non-OPF/GPF Models) > 2018 and 2019 This Audi S3 performance exhaust

This Audi S3 performance exhaust is made in 3"/76

5mm pipework and fit from the catalytic converter section backwards (Cat Back) these parts replace the centre and rear sections

1dB - capturing the motorsport heritage that runs through the veins of the M135i

Many exhaust manufacturers also advise these as a necessary upgrade when fitting a performance downpipe

Large Bore Downpipes with Hi Flow Cats (Audi B9 RS4/RS5) Audi > RS5 > B9 2.9 V6 Turbo Sportback (Non-OPF/GPF Models) > 2018 and 2019 This Audi S3 performance exhaustMilltek Sport Large Bore Downpipes are perfect when looking to improve both performance and sound. These downpipes are fabricated with a larger diameter than standard OEM parts, meaning that there is significantly more space for more gas to exit the engine and pass through, increasing efficiency. Stage 2 ECU Remap Required. All our performance exhaust systems are designed with you in mind, and we cater to an ever expanding range of vehicles. We