Liquid Performance Ethanol Equalizer - 4oz. Bottles, Manufacturer: Liquid Performance Racing, ETHANOL EQUALIZER 4/OZ Its synthetic blend prevents water build up, fuel system corrosion and ethanol phase separation that robs fuel of octane. Replaces lost octane, increased horsepower and stabilizes fuel for extended storage. Stops ethanol problems. Increases fuel mileage and horespower. Stabilizes fuel.