Octane Booster: 1 oz. of Octane Booster per gallon of gasoline will raise octane by 2 1/2 numbers. Gasoline Stabilizer: Preserves gasoline during storage. Add 1 oz. of Octane Booster per gallon of gasoline for 6 to 8 months, or 2 oz. per gallon of gasoline for 12 to 16 months. Fuel System Cleaner: Add 16 oz. of Octane Booster to the gas tank, treats up to 20 gallons of gasoline. PRODUCT TYPE: Power Additive RECOMMENDED APPLICATIONS: 2 and 4 stroke engines BLENDS WITH: Gasoline or ethanol enriched fuels DIRECTIONS: Protect painted surfaces, wash off immediately with water to prevent damage. Will discolor paint, plastic, and fiberglass. Features: Increases fuel mileage Raises pump octane 10 numbers & higher Tetraethyl lead substitute for added lubricity Cleans injectors, carburetors, and catalytic converters Catalytic converter and O2 sensor safe No MTBE Absorbs moisture in the fuel system Preserves gasoline up to 16 months Improves throttle response and acceleration USE WITH CAUTION: Will discolor paint, plastic, and fiberglass. Use proper protective gear to protect the user's skin and any nearby painted surfaces Not for sale or use in the state of California VEHICLE FITMENT Universal NOTE: For 2 & 4 Stroke Engines