Pros/cons of bypass pipes vs. sport cats?
Thinking of either sport cats or cat bypass pipes, but not sure which one to consider. Do both offer similar power gains and sound increases? Are adding sports cats street legal whereas cat bypass only for off road use? Thoughts? TIA
__________________
Current: 07 Carrera S Cab in Midnight Blue
Previous: 01 Boxster in Arctic Silver, 86 944 in Guards Red
|