2003 to 2004 Cobra Supercharger Pulley Quick Change 3.0/2.8

UPR Billet Quick Change Supercharger Pulley Kit
* Comes with both 2.80" and 3.00" pulleys
* CNC Machined Billet Aluminum pulley and Billet Steel hub
* Hub presses on to stock Eaton and pulleys bolt to hub in minutes
* The use of either pulley will require a new tune
* 3.00" pulley will add approximately 3-4lbs of boost over stock
* 2.80" pulley will add approximately 5-6lbs of boost over stock
* Black Hard Coat Anodized Finish Pulleys and Zinc Coated Hub

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