Competition Clutch Stage 2 Clutch Kit 2004-2011 Subaru STIThis assembly provides up to 80% increase in torque capacity and is properly suited for aggressive street use and moderate track use. The Brass Plus material with its alloy backing matched to a performance pressure plate will provide smooth engagement and extended life. 500 mile break in highly recommended with this set up. 300 mile break in REQUIRED with this set up. (Some kits may not be supplied with all pieces pictured. Please verify with