UPR Products Cobra Idler Pulley Kit 03-04 Supercharged Cobra Part Number: # 3019-03-EXT This New Idler Pulley Creates more belt wrap around blower pulley. Resulting in less belt slip with any pulley combination to give your car the most power unconditionally ! Comes with a 90mm billet aluminum pulley and all mounting hardware to get mounted to engine. This System will give your car up to 12 Horsepower with stock applications and in excess of 30+ Horsepower in modified applications.
