LIQUI MOLY Engine Oil Additive 5197 is a high-performance additive designed to improve the quality of engine oil. It effectively cleans the engine from deposits and residues, ensuring optimal lubrication and performance. This additive works to reduce friction and wear on critical engine components, extending the lifespan of your engine. Its advanced formula helps to maintain the viscosity of the oil under various operating conditions, providing consistent protection. Regular use of LIQUI MOLY Engine Oil Additive 5197 can contribute to improved fuel efficiency and smoother engine operation. It is suitable for all types of gasoline and diesel engines with and without particulate filters.