Kit contains everything you need for a successful installation + accessories

Requires S14 hubs

and kept the boost steadier throughout the rev range - and eliminated the mid range boost drop

Also Available in Dual Stage Boost Controller & In Cabin Boost Controller

The Smart Port's piston is made from aerospace alloy with a military-spec coating

Clutch Kit - Xtreme Performance Extra Heavy Duty Organic Incl Flywheel KNI24501-1AX JR28 Kit contains everything you needThe stage 1 clutch kit uses an upgraded pressure plate with extra increased clamping pressure, combined with an organic friction disc. Stage 1 delivers substantial increases in performance and power holding capability whilst retaining near factory type driveability, and is designed primarily for high performance road going vehicles. These kits feature a high quality cover with increased clamping force compared with standard, between 40 120% depending