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• Boost Raised to ~12psi*
• Custom Tuning Required
• Fuel System Upgrades Required
• For Off-Road, Racing Use Only!**
Raise your FR-S/BRZ Supercharger System to new heights with the High Boost Pulley. Designed specifically for the Jackson Racing supercharger System. This pulled is NOT designed to be plug-n-play on a Factory Tuned System and it is NOT CARB legal**.
The High Boost Pulley REQUIRES:
• Upgraded Fuel Injectors
• Upgraded Fuel Pump
• 93+ Octane or E85 Custom Tuning
* Boost levels dependent on vehicle environment and vehicle modifications.** This product is intended for off-road, racing use only. This product is not to be used on pollution controlled highways.