Delo 39146 400 XSP SAE 5W-40 Synthetic Motor Oil - 1 Gallon Jug Promotes consistent cold engine starting for gasoline and diesel engines operating in sub-zero temperatures. Exceptional soot dispersancy and wear control protect the cylinders, pistons, rings, and valve train components. Promotes optimum Diesel Particulate Filter (DPF) life for minimal downtime and cleaning, thus minimizing maintenance costs. Suitable for use in gasoline engines and naturally aspirated or turbocharged electronically controlled/low emission diesel engines. Is compatible with previous API Oil Service Categories.