Enhance your engine's performance with our bolt-on aFe POWER Pulley kit. By changing the pulley diameter, you can adjust the spin rate of the supercharger, resulting in increased boost and amplified power. The aFe POWER Pulley kits are meticulously crafted to achieve a perfect equilibrium of lightweight design and high strength through precision machining. Count on our pulley kits for optimal functionality, a flawless fit, and an impeccable finish, ensuring a seamless boost to your engine's power.
6061-T6 Billet Aluminum Pulley:
Pulleys crafted from high-quality 6061-T6 billet aluminum showcase exceptional characteristics. Through precision machining, these pulleys achieve a remarkable balance of light weight and high strength, ensuring not only optimal functionality but also a perfect fit and finish.
17-4 Stainless Steel Hub:
Our pulley kits featuring a 17-4 stainless steel hub, combining corrosion resistance and high strength through precision machining, ensuring a perfect fit, impeccable finish, and optimal functionality.
Installation Note:
Please note that special tools are required for removing the factory pulley from the supercharger snout, and we recommend professional installation for the kit to ensure seamless performance.
Pulley Size: Ø63.5mm (2.50”)
Boost increase by approximately 6PSI ±.5
CNC Machined 6061-T6 Aluminum Pulley
Black Hard Anodized Finish
Laser Etched Logo and Sizing
CNC Machined 17-4 Stainless Steel Hub
Includes Screws, Washers & Thread locker
Tuning is Required
Smaller Belt Required (Gates K100570HD)
| Pulley Size | Boost Increase | Tuning | Belt |
| Ø63.5mm (2.50”) | 6PSI ±.5 | Required | Gates K100570HD |
| Ø67.25mm (2.65”) | 4.5PSI ±.5 | Required | Gates K100572HD |
| Ø72.5mm (2.85”) | 3PSI ±.5 | Required | Gates K100572HD |
| Ø78.75mm (3.10") | 1.5PSI ±.5 | Recommended | Factory Equivalent |
| Ø85mm (3.35”) – OEM Diameter | None | Not Required | Factory Equivalent |
Emissions Disclaimer
This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.
