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Vivid Racing Gear 
This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.
Purchasing this product requires you to sign our Vehicle Compliance Waiver here.
HKS Supercharger Pulley (12999-AK001)
Elevate your driving experience with the HKS Supercharger Pulley, specifically designed for vehicles equipped with HKS GT Series Turbochargers. This pulley enhances the performance of your engine by delivering smooth, lag-free linear forced induction power. Say goodbye to the limitations of a naturally aspirated engine and embrace stable torque across the entire RPM range. Enjoy a seamless increase in engine output from low to high RPM, making every drive an exhilarating one.
Key Features
- 8 Rib Design: Ensures optimal grip and power transfer.
- 80mm Diameter: Perfectly sized for efficient performance.
- Sleek Black Finish: Adds a touch of style under the hood.
Fitment
- Universal: Compatible with various setups for maximum versatility.
Important Notes
- Supercharger not included.
- Images are for marketing purposes; actual product may vary.
Customer Feedback
Users have reported significant improvements in engine responsiveness and torque delivery after installing the HKS Supercharger Pulley. Many have noted that the smooth power band makes driving more enjoyable, whether on the track or the street. This upgrade is a popular choice among enthusiasts looking to maximize their vehicle's performance.
Other Part Numbers:
HKS #hks12999-AK001
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
Since its beginning, HKS has been committed to providing well-integrated, reliable,and environmentally sound performance systems. Mr. Hasegawa's strong leadership, engineering genius, creativity and willingness to listen to customers are the pillars of the company's success. Monitoring consumer reaction and input on issues pertaining to material quality, external appearance, sound quality, and of course, performance, HKS stays in tune with automotive enthusiasts' needs. Moreover, HKS' products are designed to be user friendly for easy installation.
HKS provides a warranty to the original purchaser of HKS exhaust systems against defects in materials and workmanship for a period of one year. The warranty applies only for vehicle specific exhaust systems. Other products such as metal catalyzers, front pipes, exhaust manifolds, and center pipes are not covered.
