Mobil 1 engine oils are fully-synthetic, and engineered to deliver ultimate performance. Mobil 1 ESP x2 0W-20 is our latest technology combining engine durability and advanced performance with a low viscosity, low friction engine oil. Mobil 1 ESP x2 0W-20 is designed to help : - improve fuel economy in both diesel and gasoline powered engines - prolong the life and maintain the efficiency of emission systems Specifically designed for new emerging diesel and gasoline powered European vehicles that require SAE 0W-20 viscosity grades.