One Fits Lucas Ethanol Fuel Conditioner 1 oz treats 5 gallons 1 bottle treats up to 80 gallons of fuelCleans injectors, valve seats, combustion chambers and other critical fuel componentsCompletely soluble in fuels and will not harm filtersContains additives to prevent rust and corrosion associated with ethanol fuelsContains effective oxidation inhibitors to stabilize fuel and prevent varnish and gum formation in ethanol and gasolineDeveloped to specifically address issues associated with using ethanol based fuelsNot recommended for diesel applications