AIRTEC MOTORSPORT DE-CAT DOWNPIPE FOR BMW G02 X4 M40i cupra leon mk4 S4 & RS4 01-04 Pair

S4 & RS4 01-04 Pair of LED Daytime Running Lights Top Quality

thanks to a range of machined flanges (62

allowing the engine to restart without the radio turning off

the laser cut shields provide a barrier from the heat of the engine to help ensure they only receive fresh air from the original front intakes

AIRTEC MOTORSPORT DE-CAT DOWNPIPE FOR BMW G02 X4 M40i cupra leon mk4 S4 & RS4 01-04 PairAIRTEC MOTORSPORT DE CAT DOWNPIPE FOR BMW B58 ENGINE By removing the original restrictive catalytic converter located within the factory OEM downpipe, back pressure is hugely reduced, which in return means faster response, increased power and a more aggressive exhaust note. TECHNICAL DATA AIRTEC Motorsport De Cat Downpipe for BMW B58 Engine By removing the original restrictive catalytic converter located within the factory OEM downpipe, back pressure