the Electric Boost Only gauge measures only boost from 4 Bar

\nDual Port: TS-0223-1082

Turbosmart's high-performance replacement Internal Wastegate Actuator for 1997-2007 WRX models fitted with the TD04 turbo is designed to get better boost response from the WRX's standard turbo

Revised steering geometry (trail and Ackermann)You could tune your steering geometry from the positive to parallel Ackermann in just a few minutes even at trackside without messing up an alignment

\nTS-0552-1242: HP High-Pressure Version (up to 26psi Base Pressure)

Clutch Kit - Xtreme Performance Heavy Duty Organic 630Nm KFD26690-1A JR32 the Electric Boost Only gaugeXtreme Performance sprung organic kit 1A Recommended for: Street use in vehicles with minor engine modifications. Sprung organic clutch kits offer exceptional driveability for vehicles used daily but also have performance modifications. The sprung organic disc offers improved dampening which reduces the shock loading on the transmission. Specifications: Torque capacity 630Nm Clamp load Increased over standard Organic Friction Discs Heavy Duty Pressure