Downpipe Kit with 300CPSI Racing catalyst for Audi S4 B9 3,0TFSImade out of high quality stainless steel 1.4301 (SS304)complete 2x A 3 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 torqueError display in the DME possible.
Wagner Tuning Audi S4/A6 2.7T Competition Intercooler Kit
£999.00
MST Performance Induction Kit Audi S4 S5 B9 3.0 TFSI 19+
£362.11
Wagner Tuning Audi S4 B9 300CPSI EU6 Downpipe Kit
£1,999.00
