Available in different levels of concentration, these products provide the detergency, lubrication, and faster combustion for today's diesel fuels. All Red Line Diesel additives comply with federal low-sulfur content requirements Rather than creating new products in the diesel category, Red Line reformulates these products often to ensure that they meet the changing demands of the latest diesel fuels Winter formulas use pour-point reducers to keep wax in suspension and reduce wax crystals to pass through filters and injectors Details: Sold As 1 Gallon Designed for use in all diesel engines - compensates for latest low-sulfur fuels Diesel Fuel Catalyst and 85 Plus are products with the same chemistry Promotes better fuel combustion and fuel system lubrication Provides faster ignition, improved efficiency, reduced detonation and smoke Powerful high-temp detergents to clean fuel injectors Lubricates O-rings and seals to increase injector pump life, reduces ring friction Contains cetane booster for added power benefits Available in winterized formula, reduces pour point of typical fuel by 25 degree F Use one bottle per tank-treats up to 100 gallons