Quickare Fuel Treatment 8M0047920 is for use in all 2 and 4Stroke carbureted and fuelinjected gasoline engines including cars, trucks, motorcycles, ATVs, snowmobiles, marine engines, lawn mowers, chain saws, string trimmers and snow blowers. Safe for catalyzed engines. It can help maximize engine performance with all grades of gasoline. It will help control corrosion, gun and varnish build-up and phase separation associated with ethanol blended gasoline. It will help control corrosion, gun and varnish build-up and phase separation associated with ethanol blended gasoline while cleaning existing varnish and gum deposits in fuel lines, tanks, carburetors, injectors, intake valves and spark plugs.Maximize engine performance with all grades of gasoline and ethanol blendsCleans existing varnish and gum deposits in fuel lines, tanks, carburetors, injectors, intake valves and spark plugsHelp control corrosion, gum and varnish build-up and phase separation associated with ethanol blended gasolineHelps keep fuel fresh for up to three monthsCan be used at every fuel tank fill-upAdditional DetailsWARNING -California Proposition 65Cancer -www.P65Warnings.ca.gov