5W/40 SM; product performance: * from synthetic base oil and imported Nanometer Lubrication Technology additive compound deployment, the metal containing organic compounds can quickly into the film. * super wear-resistant, overweight load bearing, super anti extrusion, improve engine power, reduce noise, reduce exhaust emissions. * is 2 times more than ordinary mineral oil oil cycle, save fuel. * certification by the American Petroleum Institute SM API technical specification. Use scope: especially suitable for multi valve, turbocharged engine and all kinds of high-grade car, car, car engines, such as Ferrari, Porsche, Lexus, BMW, Volvo, Audi, etc., especially suitable for the extreme environment, can be used in four seasons. Executive standard: