100 % Synthetic oil. Developed specially to meet the requirements for Ford's latest generation petrol engines which require the use of a lubricant with an SAE 5W-20 viscosity grade and which meets FORD specification WSS-M2C948-B. Designed for the EcoBoost and Duratec engines. PROFIVE F948 makes it possible to achieve a 0.9% improvement in fuel economy. Its low viscosity in cold temperatures protects the engine under all operating conditions, including starting.