This STP® formulation contains the highest level of detergents of any STP® formula. It helps clean your entire fuel system to restore its optimum operating condition. The advanced formula helps clean fuel injectors, carburetors, intake valves and ports, combustion chambers, cylinder heads and piston tops. It contains jet fuel, a high-quality carrier of active ingredients.
Use every oil change or 4,000 miles.
STP® Complete Fuel System Cleaner is safe for all gasoline engines.