This additive from LIQUI MOLY is formulated to improve the lubricating properties of your engine oil. It helps to reduce friction and wear between moving parts, leading to a smoother running engine and potentially extending its lifespan. Regular use of this additive can contribute to better engine cleanliness by preventing the formation of deposits and sludge. This ensures that vital engine components receive optimal lubrication and cooling, maintaining peak operational efficiency. Suitable for a wide range of gasoline and diesel engines, LIQUI MOLY Engine Oil Additive 2671 is an easy-to-use solution for drivers looking to give their engine a performance boost and added protection.