The FX250 System uses the Power Plus I Pressure Plate and a hybrid combination of Clutch Masters New Formula Button on one side and a heavy-duty Steel Back Organic friction lining on the other. This clutch is designed for the street enthusiast or weekend racer who plans to abuse their vehicle on an occasional basis and have a spirited driving style. The FX250 clutch system has a higher holding capacity than a traditional full faced Kevlar without compromising the street friendly characteristics Clutch Masters is known for PartNumber : cm15017-HD0F Description : FX250 Clutch Kit; Heavy Duty Pressure Plate; Sprung Hub Dual Friction Organic/Fiber Tough Disc 2004-2014 Subaru Impreza WRX STI H4.2458cc Drivetrain::Clutch Kits - Single 2007 Subaru Impreza WRX STI Limited H4.2458cc Drivetrain::Clutch Kits - Single 2011-2014 Subaru Impreza WRX STI Limited H4.2458cc Drivetrain::Clutch Kits - Single 2010 Subaru Impreza WRX STI Special Edition H4.2458cc Drivetrain::Clutch Kits - Single 2007-2009 Subaru Legacy GT spec.B H4.2458cc Drivetrain::Clutch Kits - Single 2015-2017 Subaru WRX STI Base H4.2458cc Drivetrain::Clutch Kits - Single 2015 Subaru WRX STI Launch Edition H4.2458cc Drivetrain::Clutch Kits - Single 2015-2017 Subaru WRX STI Limited H4.2458cc Drivetrain::Clutch Kits - Single 2016 Subaru WRX STI Series.HyperBlue H4.2458cc Drivetrain::Clutch Kits - Single