Reduces oil consumption. Maintains the viscosity of the engine oil. Ensures consistent oil pressure. Provides excellent protection against mechanical shear loss of the engine oil, even under the toughest operating conditions. Prevents dilution of the engine oil during frequent cold starts. Improved sealing of moving engine parts reduces oil consumption. Therefore, it is particularly suitable for older cars. Reduces noise from hydraulic lifters. Suitable for all gasoline and diesel engines, with or without a diesel particulate filter. Compatible with all commercially available engine oils. 1 liter is sufficient for up to 20 liters of engine oil.