AUDI S3 1.8T 210BHP EXHAUST DECAT DE CAT DOWNPIPE 99-03 DP7936L | eBay
AUDI A3 S3 1.8T 3" STAINLESS STEEL DOWNPIPE DECAT | eBay
which one is best? personally the one with the downpipe seems the best and obviously is cheaper...
another question is how and can this fit the standard exhaust until i buy a cat back?