ACT Heavy Duty Clutch Pressure Plate Replacement Subaru STI 2004-2021 / Legacy GT Spec B 2007-2009 | SB019 Wheel Width_9 inch Not compatible with factory intercooler

Not compatible with factory intercooler systems or non-Process West piping

They are SAE

Suits STi models only

This will basically hinder and put a hold on the performance potential of the rest of your modifications so you're not making optimal use out of them

ACT Heavy Duty Clutch Pressure Plate Replacement Subaru STI 2004-2021 / Legacy GT Spec B 2007-2009 | SB019 Wheel Width_9 inch Not compatible with factory intercoolerFitment Information: 2004 2021 Subaru STI 2007 2009 Subaru Legacy GT Spec B Note: Must be used with an ACT flywheels and disc. Features: Wore out your ACT Heavy Duty Pressure Plate for the Subaru STI and don't want to spend all the cash on a new clutch kit? Get this replacement instead! SB019 is an ACT pressure plate that uses exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four