HKS Pulley Upgrade Kit
- In stock, ready to ship
- Inventory on the way
- Additional installation of a small diameter pulley to Supercharger Kit Ver.3, which is the best match with 91 octane gasoline, upgrades the fuel parts with E85 and leads to +90% more power compared to the stock.
HKS S/C RON91: RON91 gasoline spec. 255HP (+80HP of the stock)
HKS S/C E85: E85 fuel +PULLEY UPGRADE KIT + Fuel Pump + Injector. 320HP (+150HP of the stock)
※Pulley Upgrade Kit, fuel pump, and injector are available separately.
- This kit is designed exclusively as the optional part for 12001-KT003. If E85 or racing fuel is not used, the output may be lowered than the one with the standard pulley size.