Description 64oz (1/2 gallon) of Stanadyne Performance Formula Stanadyne # 38566 – All Season Protection 64oz treats 250 gallons of fuel Stanadyne Performance Formula® protects your diesel engine and restores engine performance. The detergents and cetane improver in Performance Formula will help restore fuel economy, increase horsepower and torque. Performance Formula will lubricate and protect the fuel system of your engine; help the filter/water separator remove water from fuel by demulsification; provides cold weather protection; is Compatible with up to B20 Bio-Diesel; is alcohol free; prevents rust & corrosion of fuel system components; and is Exhaust After-treatment Safe. Cold Weather & Anti-Gel Protection Improves Performance & Horsepower Lubricates, Cleans & Protects Improves Fuel Economy Corrosion Preventative Exhaust After-treatment Safe Developed by a Fuel System Manufacturer ULSD & B20 Compatable
