if you have 5 lug on your S13 please select the Nissan S14 Angle kit

coupled with their billet aluminium construction give them over 30PSI boost handling capability

Turbine Exducer: 62mm

Xtreme Clutch 230mm upgrades have been designed to allow for extensive clutch operation options with internal hydraulic release bearings and pull-push conversions available for a variety of vehicles

Bubba Sonic features:

Clutch Kit - Xtreme Performance Race Sprung Ceramic Incl Flywheel & CSC 1250Kg 1190Nm KFD27604-1R Xtreme Performance if you have 5 lugXtreme Performance Extra Heavy Duty Sprung Ceramic 1R Recommended for: Motorsport Applications 1R kits feature a sprung ceramic friction disc, but with even greater clamping force pressure plate for higher torque capacity. These kits are designed specifically for motorsport applications such as circuit, rally, drifting and drag racing. Specifications: Torque capacity 1190Nm Clamp load 1250Kg Increased over standard Sprung Ceramic Friction Disc Extra