ACT Xtreme Pressure Plate - 03-06 Lancer Evolution EVO8 EVO9 - MB018X 8-18V SZ1-HDR4 kit features ACT's most

SZ1-HDR4 kit features ACT's most popular Heavy Duty pressure plate

This means with long deadtimes

ZX6-XTR6 kit features an Xtreme pressure plate for the most demanding driver

TC4-XTR6 kit features an Xtreme pressure plate for the most demanding driver

2004-2014 Subaru Impreza WRX STI 2

ACT Xtreme Pressure Plate - 03-06 Lancer Evolution EVO8 EVO9 - MB018X 8-18V SZ1-HDR4 kit features ACT's mostMB018X is an ACT pressure plate that uses exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four stage, heat treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACTs Xtreme pressure plates increase clamp load by 50 to 120 percent. Xtreme pressure plates are recommended for use with a street or race