Bardahl Anti-Wear Treatment SpecificationsBardahl Anti-Wear Treatment is a powerful additive that protects the engine and regenerates the oil for long life. Packaged in a 400 ml bottle this synthetic oil treatment based on fullerene molecules effectively reduces wear and friction ensures optimum lubrication for 15 000 km and prevents over-consumption of fuel. This product is safe for oil filters.How to use: After draining or topping up pour the contents of the bottle into the engine oil sump. One bottle treats up to 6 litres of oil.