Car Engine Oil is used to lubricate the inner components of the engine and for smooth running. It is specially formulated for high-tech engines that provide higher mileage to the engine. In this oil, additives are used that increases the quality of the oil and that leads to increment in the performance of the engine. These additives in the oil are antioxidants, friction modifiers, dispersants, detergents etc. that help in removing any kind of sludge or rust and enhance the quality of the engine.