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- Boost increase by approximately 1.5PSI ±.5
- Includes Screws, Washers & Thread locker
- CNC Machined 17-4 Stainless Steel Hub
- CNC Machined 6061-T6 Aluminum Pulley
- Pulley Size: Ø78.75mm (3.10")
- Laser Etched Logo and Sizing
- Black Hard Anodized Finish
- Smaller Belt Not Required
- Tuning is Recommended