15W60 engine oil is a type of motor oil that has a low viscosity rating and is designed for use in modern engines that require this specific viscosity. The "15" in the rating refers to the cold-weather performance of the oil, while the "60" refers to its high-temperature performance. The main characteristics of 15W60 engine oil include: Low Viscosity: 15W60 engine oil has a low viscosity, which means that it flows more easily through the engine, reducing friction and drag. This can improve fuel efficiency and reduce emissions. Excellent Cold-Weather Performance: 15W60 engine oil is designed to flow easily at low temperatures, which reduces engine wear during start-up and ensures that the oil circulates quickly to lubricate all of the moving parts. Good High-Temperature Performance: 15W60 engine oil maintains its viscosity even at high temperatures, providing excellent protection against wear and tear in demanding driving conditions. Superior Engine Protection: 15W60 engine oil is formulated with advanced additives that provide superior protection against engine wear, deposits, and sludge. Extended Engine Life: By reducing engine wear and protecting against deposits and sludge, 15W60 engine oil can help to extend the life of your engine. Overall, 15W60 engine oil is a high-quality motor oil that provides excellent engine protection, improved fuel efficiency, and extended engine life. It is commonly used in modern engines that require this specific viscosity rating, including some European and Asian vehicles. However, it is important to always follow the manufacturer's recommendations for the type and viscosity of engine oil to use in your vehicle.