Lucas Synthetic SAE OW-20 is a formulation of high quality synthetic base stocks and an exclusive high performance additive package. It's theideal on-track/off-track lubricant that ensures minimum drag, maximum protection from wear, maximum fuel mileage and easier cold weather starting. Lucas Synthetic SAE OW-20 is the perfect lubricant for the high temperatures of turbo charged engines. It blends with other motor oils, synthetic or petroleum. Expect more miles/kilometers between overhauls and lower oil temperatures.