Functional Fluid, Lubricant, Grease (including Additives)

STP Gas Treatment improves the quality of gas by adding powerful cleaning agents that help fight the accumulation of harmful carbon, gum and varnish deposits in the fuel system that can reduce performance. Also engineered to remove water, which can lead to fuel line freeze. This product is made with jet fuel, a high-quality carrier of active ingredients. Improves the quality of gas and helps keep fuel injectors and intake valves clean with regular use. Save gas by keeping fuel intake system clean. Prevent fuel line freeze. Prevent deposit buildup. 5.25 fluid ounce bottle treats up to 21 gallons of gasoline