Safe, effective and loaded with performance enhancing technology, Diesel Treat is also the solution to fight gelling in colder climates. Designed to solve the problems created by today's ULSD fuel, Howes Diesel Treat is a treatment solution for diesel engines. From truckers to farmers, pick ups to diesel automobiles, Howes Diesel corrects the inherent problems that exist in the current ULSD fuel. Lowers the cold filter plugging point of your base fuel an average of 20 degree. Provides superior cold weather protection and is safe and effective in all diesel and biodiesel blends to B-20. Prevents fuel from gelling, increases power and fuel economy