ACT P/PL Heavy Duty A013 pressure plate features an exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All ACT diaphragms endure a four-stage, heat-treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT\’s Heavy Duty pressure plates increase clamp load by 20 to 50 percent. The Heavy Duty pressure plates are recommended for use with a street or race disc. Features Part Fitment Requirement: Must be used with ACT flywheel and disc (not included). Product Weight (lbs.): 9.2 Type: Heavy Duty Diameter (in.): 9 Diameter (mm): 228 Applications 2006-2008 Audi A4 2000-2002 Audi S4 2001-2005 Audi Allroad Quattro 2000-2004 Audi A6 Quattro What\’s In The Box? ACT P/PL Heavy Duty Pressure Plate References Installation Instructions Warranty Manufacturer 1 Year Warranty