Competition Clutch Lightweight Steel Flywheel 2002-2005 Subaru WRX / 2004-2005 Forester XT / 2004-2006 Baja Turbo | 2-671-ST Baja_2003-2006 The CP pistons for the

The CP pistons for the Evo X 4B11 are an excellent choice for your engine build

They have the same effect as hot brake gas dissipation

but with a 15-20% higher torque capacity

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Competition Clutch Lightweight Steel Flywheel 2002-2005 Subaru WRX / 2004-2005 Forester XT / 2004-2006 Baja Turbo | 2-671-ST Baja_2003-2006 The CP pistons for thePart #: 2 671 ST The ST flywheel is recommended for naturally aspirated and or street driven applications. This flywheel will work with ALL performance and stock clutch assemblies. Qualities of the CCI Lightweight Steel Flywheel: Preserves low end torque and drive ability One piece ring gear for high durability Weight varies from 11 lbs. to 14 lbs. depending on application Well suited for Stage 1 and Stage 2 clutch kit applications Stamped with 4140