Perrin lightweight crank pulley lightens up your rotating engine parts to free up power, true weight savings that can be felt with every blip of the gas pedal. Saves 4lbs in weight over the OEM crank pulley.
Available for cars with or without A/C
Precision machined to work with OEM and aftermarket belts
Fits 03-10 Forester, 02-14 WRX, 94-09 Legacy, 04-20 STi,