Additional installation of a small diameter pulley to Supercharger Kit Ver.3, which is 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 a discontinued 12001-KT003. If E85 or racing fuel is not used, the output may be lowered than the one with the standard pulley size.
