Formulated with the latest technology in deposit control compounds, plus a proprietary enzyme package designed to remove existing deposits and help prevent the formation of new deposits. 1 ounce treats 10 gallons of fuel Improves fuel combustibility to keep engines clean and operating at peak performanceIdeal for removing deposits caused by ethanol blended fuelKeeps carburetors, fuel injectors, intake ports and combustion chambers cleanWorks in all gas and diesel engines; use every time fuel is added to keep engines in optimal condition