M- PowerPro 5W 40 Fully Synthetic multigrade oil 4 LitreM Power Pro Fully Synthetic SAE 5W 40 is a Premium performance multigrade oil formulated from selected Synthetic base fluids and matching additive technology for use in passenger cars and light truck gasoline and diesel engines under all operating conditions. The engine oil is formulated with reduced levels of metals and the elements phosphorous and sulfur to provide the maximum durability of the vehicle's low emission vehicle technologies. It is