For use in heavy duty diesel engines. Made with Cetane Improver. Lowers pour point of diesel fuel to as low as -30 degrees F. Stabilizes fuel and increases power while saving fuel. Suppresses smoke, prevents sludge build-up, prevents gelling and wax build-up. Absorbs water and contains no methyl alcohol 4147(Methanol). For use in domestic and foreign diesel engines. Treats 100 gallons.