I upgraded my exhaust so I'm looking to sell the stock parts. All came off a 2002 B5 S4 @ 69,xxx miles. The downpipes are perfect for gutting into test pipes but not necessarily
piggies. My mechanic said the passenger side cat was shot (due to a blown K03) Don't know if there is a good way to check, so I figured it would be good to gut the entire thing. Also for ...