• Curative additive designed for atmospheric or turbocharged gasoline and diesel engines. • Effectively eliminates hydraulic lifter noise and optimizes their operation for a quieter engine. • Improves the extreme pressure and anti-wear properties of engine oil. • Helps to extend the life of the timing system by reducing internal friction. • Compatible with all types of mineral and synthetic oils. • Easy application: a 300 ml bottle is sufficient to treat up to 5 liters of engine oil.