The Milltek Sport Cat-back exhaust system dedicated to the Audi RS3 8P 2.5 TFSI. The entire system is made of stainless steel and finished with 2 exhaust tips of 90 mm. The exhaust is available in a louder Non-resonated version and a quieter Resonated version. The system is compatible with the stock downpipe. All versions feature a rear silencer equipped with a valve controlled by the onboard computer.