Perrin (WRX/STi) EJ Engines (w/o AC) Red Crank Pulley 2002-2014 WRX / 2004-2021 STI Exterior Styling>Carbon Accessories

Perrin (WRX/STi) EJ Engines (w/o AC) Red Crank Pulley 2002-2014 WRX / 2004-2021 STI Exterior Styling>Carbon AccessoriesThis Red crank pulley from Perrin has been precisely designed to reduce rotational mass for rapid revs, better throttle response, and improved performance. Its specifically made for engines without AC, enabling those looking for maximum horsepower and torque to build their engine without the belt drive. Features include an anodized black finish with white PERRIN logo, machined 6061 T6 billet aluminum construction, and a weight reduction of 4lbs

having been used for two years in the Swedish Camaro Cup and at numerous other race events where a stock caliper system is fitted

The MOD Twin clutches are fully rebuildable and most components can be ordered separately

you can be assured of proper operation and power gains

16-level damping force adjustment

and improved performance

32 Way Adjustable

Polyphonic Harmonizer Technology

designed to directly replace the stock OEM plastic/aluminum radiator for ease of install

they are trusted to slow down world-class motorsport vehicles of all genres

This unique dual exhaust system is constructed from 2

30mm thick

enduring wear and tear for a smoother and more comfortable ride