Designed for use in all diesel engines! Compensates for the latest types of low sulfur fuel and contains a cetane booster for additional energy benefits. Enhances fuel combustion better and lubricates the fuel system - providing faster ignition, improved efficiency, and reduced knocking and smoke. Powerful high-temperature cleaners to clean fuel injectors, lubricate rings and seals - increasing the lifespan of the injector pump, and reducing ring friction. Use one bottle per tank - treats up to 100 gallons. Package