Got customers dealing with engine knocks and pings? You need FVP Octane Treatment, a scientifically formulated fuel additive. Add it to leaded or unleaded gasoline and it won't just clean the carburetor and fuel system — it will reduce knocks and pings, improve combustion and protect the fuel system from corrosion. FVP Octane Treatment won't harm catalytic converters, and it helps prevent the fuel system from freezing.
Add entire contents to gasoline tank. One bottle will treat up to 15 gallons of gasoline.