stiffer and has more adjustment options and improved features

class-leading GenV CompGate40 architecture

Easy to use

You can expect an increase of 3 to 4PSI (peak boost) but the real improvement is in the mid-range

4inHg to 20inHg activation range

Xtreme Clutch Conversion kit - KGM22042-1B JR14 stiffer and has more adjustmentThe Stage 2 clutch uses an upgraded pressure plate combined with a ceramic friction disc in sprung configurations. The stage two clutch range is designed for road and track going vehicles that require a higher torque capacity and temperature tolerance, and faster engagement. Clutch engagement is more aggressive than stage 1, so it is not recommended for daily driven vehicles. These kits feature a high quality cover with increased clamping force