Liqui Moly Engine Oil Additive is designed to provide superior protection for your vehicle's engine. By reducing internal friction, it helps to improve fuel efficiency and extend the life of critical engine components. This additive works to clean and protect your engine from the inside out. It helps to prevent the formation of deposits and sludge, which can impede oil flow and lead to increased wear. Regular use can contribute to a quieter, more responsive engine. Suitable for a wide range of gasoline and diesel engines, this additive is an easy way to give your engine the extra care it deserves. Simply add it to your engine oil during an oil change or between changes to maintain optimal performance.