Mannol 9991 Molibden Additive 300ml is a premium engine and transmission oil treatment featuring a stable colloidal dispersion of natural molybdenum disulfide. It forms a durable layered film on rubbing surfaces that dramatically reduces friction and wear even under extreme loads and high temperatures. The formulation enhances fuel efficiency by reducing torque and energy loss and supports longer engine and gearbox life. It resists temperatures up to 350 °C does not produce deposits or sediment and remains compatible with all oil filters seals and oil types including mineral and synthetic. It also reduces engine and transmission noise and protects against damage during overheating heavy loads or oil leaks. Ideal for all four stroke petrol and diesel engines with mechanical transmissions regular use at each oil change helps maintain peak performance durability and reliability.