ACT 2005 Audi S4 HD/Perf Street Sprung Clutch Kit

Kit utilizes spring centered disc designed for use with aftermarket single mass flywheel. Not for use with OE dual mass flywheel. HD/Perf Street Sprung Light to moderate pedal effort, smooth positive engagement, OE to mild gear rattle; Longer friction life, extended by ACT's exclusive diaphragm design; Carefully engineered, precisely assembled, accurately balanced, with premium organic friction materials for heat tolerance and reduced fade; Recommended for street and race use; 100% clamp load tested and dynamically computer balanced for smooth high RPM reliability AA2-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc. ACT Heavy Duty pressure plates use 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. ACT's Performance Street discs feature premium organic materials with high copper content for better heat transfer and steel-backed lining for greater burst strength and durability. These discs have reduced marcel for faster shift action to complement ACT pressure plates, with increased strength and reliability. Fitment: Audi RS4 Base 2007 Audi RS4 Base 2008 Audi RS4 Cabriolet 2008 Audi S4 Avant 2004 Audi S4 Avant 2005 Audi S4 Avant 2006 Audi S4 Avant 2007 Audi S4 Avant 2008 Audi S4 Base 2004 Audi S4 Base 2005 Audi S4 Base 2006 Audi S4 Base 2007 Audi S4 Base 2008 Audi S4 Cabriolet 2004 Audi S4 Cabriolet 2005 Audi S4 Cabriolet 2006 Audi S4 Cabriolet 2007 Audi S4 Cabriolet 2008 Audi S4 Cabriolet 2009