BC Racing DS - DH Series BMW F82 M4 14-18 (3-BOLT TOP MOUNT) (TRUE REAR COILOVER) Seat > Leon > Mk2 2005-2012 > 1.4 Turbo 2007-2012 1 x FMSPMERC Blow Off

1 x FMSPMERC Blow Off Adaptor

This valve gives greater longevity than the diaphragm (OEM) valves but also benefits from its ability to be fitted with different springs when the boost pressure has been increased or the engine has been modified

PLEASE NOTE:

and FMACT5B where the rod has an offset or bend

PFF85-503-21

BC Racing DS - DH Series BMW F82 M4 14-18 (3-BOLT TOP MOUNT) (TRUE REAR COILOVER) Seat > Leon > Mk2 2005-2012 > 1.4 Turbo 2007-2012 1 x FMSPMERC Blow OffBC Racing's DS Coilover system is built with digressive valving offering the same great benefits of the BR Type model and is considered a perfect choice for those who are looking for track biased coilovers. The digressive valving offers more stability and enhances cornering ability at low shaft speed which gives you a different ride from the conventional linear valving.