Audi TT S3 3 Exhaust Down Pipe & De Cat Bypass
High Flow 3 Down Pipe & Cat Bypass. High quality stainless steel 3 down pipe and de cat picture shows sports cat(not included). A must for anyone trying to increase the performance on there Audi TT / S3 210 / 225 BHP Quattro. Most chipping companies offer a stage 2 ECU upgrade with this mod so you are guaranteed to get the maximum amount of power from the standard turbo. They also can give upto a 10% increase in power on a standard car as well as reducing turbo lag. It has been designed and developed to replace the standard down pipe and cats and has been fabricated to the highest standards from a high quality stainless steel.