Version with EURO 3 or EURO 4 catalytic converter (100/200 cpsi)
Downpipe AUDI S4, RS4 B52.7 biturbo1998-2005230, 250 bhpautomat, FWD + QuattroPipe diameter - 63,5 mm
Downpipe AUDI RS4 B9, RS5 B92,9 TFSI2018-450 bhpQuattro
Inlet diameter - 114 mm Outlet diameter - 76 mm
Possible options for configuring the kit are listed below.