Description
CTS Downpipe 4 inch Mini Cooper S F54 F55 F56 F57 F60 BMW X1 X2 F48 B46 volkswagen polo 9n 05 09 gti 150 180 esi3359186 The original Intercooler can become #ARMABZA250G A The original Intercooler can become heat soaked very quickly as soon as the boost pressure is increased above the standard level The CTS B6 A4 FMIC kit allows as much air as possible to reach the intercooler The correct software tuning is required to prevent the engine fault light from coming on Diameter: 4 inch mandrel bent tubing