High-tech anti-wear additive, suitable for most 4-stroke engines as well as manual transmissions and compressors.Reduces friction and wear thanks to a unique combination of ceramic compounds and chemical anti-wear agents. It will prevent direct metal-to-metal contact and reduce friction to increase engine life and reduce fuel consumption in gasoline and diesel engines.\nCeratec reduces friction/adds protection to engines, manual transmissions, pumps and compressors. Sufficient for 3-5 liters (3.17-5.28 qt) of oil. Long-term effect up to 50,000 km (30,000 miles). Not for transmission wet clutches!\nOnecanis sufficient for up to 5 liters (1.3 gal.) of motor oil. Long-term effect up to 50.000 km (30.000 miles). Minimum oil filling of0.9 gal(3 liters) is requested for optimum product performance. Shake well before use.