Star Tron Pro L.P.C Diesel Additive Gallon BottleSize: 1 gallon1 gallon bottle treats 720 gallons of diesel As a result, it allows the use of diesel fuel inlow temperatures, it improves engine performance and it mitigates the effects of ULSD fuel. L.P.C is ideal for use with all diesel fuel in all diesel engines. It can be safely combined with StarTron Enzyme Fuel Treatment / Diesel Formula to greatly improve all diesel fuels. L.P.C. is a unique, multi-functional diesel fuel additive. It enhances cetane levels, plus a pour point depressant that combines a lubricity enhancer with a lower pour point by as much as 30F.