Mobil 1 0W-20 Advanced Fuel Economy Full Synthetic Motor Oil, 5qt: * Low viscosity, fully synthetic formula * Helps to increase engine efficiency and improve fuel economy up to 2 percent * Outstanding thermal and oxidation stability * Help to reduce oil aging resulting in long lasting protection * Outstanding low temperature capabilities * Quick cold weather starting and fast protection helps extend engine life * Precisely balanced component system * Excellent overall lubrication and wear protection performance for many driving styles and conditions, from mild to severe