Downpipe Kit with 300CPSI Racing catalyst for Audi S4 B9 / S5 F5 3,0TFSImade out of high quality stainless steel 1.4301 (SS304)complete 2x Ø3 and adapter for stock exhaust CAD designed and flow optimized300CPSI with EU6 coating Racing Metal Catalytic Converter 100% perfect fit, replace OEMless thermal load on the turbochargermore power by reducing back pressuresignificantly more torqueoptionally also available with Ø76mm (3 inch) middle silencer-replacement pipes (sporty, dull sound)Error display in the DME possible.
There are no reviews yet.
Please see our privacy notice