This product contains an e?ective package of additives to optimize lubrication and reduces wear and tear. It improves high pressure properties and lowers disturbing sounds by preventing friction. For Gasoline and Diesel Engines; Hydraulic lifter care and protection improver; Additive to add to engine oil Add MOTUL HYDRAULIC LIFTER CARE to the warm engine oil when required. Works during operation. A dose of 300 ml is sufficient to treat 5 L of engine oil. For larger sump capacities add 60 ml of product per liter of engine oil. Compatible with mineral and synthetic engine oils. Attention: Check engine oil level before application! Do not exceed the recommended proportion.