Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 1/2 Gallon Jugs Part # 38566

American Manufacturing: Made in the U.S.A. and restores or increases horsepower through improved combustion and cleaner injection systems Fuel Economy Enhancement: Reduces fuel consumption with independent tests showing an average of 4% improvement in MPG and gains up to 9.6% Cetane Improver: Improves combustion resulting in better engine starting, smooth running and reduced engine noise Lubricity Protection: Reduces wear by restoring lubricity to ultra low sulfur diesel fuels and protecting critical fuel system components Emissions Reduction: Reduces smoke and particulates for cleaner exhaust output Complete Package: Includes 2 half-gallon jugs with each jug treating 250 gallons of diesel fuel for a total treatment capacity of 500 gallons Multi-Purpose Application: Suitable for virtually every diesel engine application including on-road, off-road, and marine vehicles