The BCS Powervalve road legal 100/200 cell cat is the ideal hardware upgrade when considering a power increase on the 2.0 TFSi engine. In addition, you will notice an audible ..
The BCS Valveless system is our acoustically tuned, dual tone Cat back system for the Audi S3 8P, providing you with the maximum possible full-time audible thri..
The BCS Valveless system is our acoustically tuned, dual tone Cat back system for the Audi S3 8P 2.0 tfsi, providing you with the maximum possible full-time au..