RAVENOL USVO® SSL 0W-40 Engine Oil is a PAO (Polyalphaolefin) It has full OEM approval from Mercedes-Benz, Renault, Porsche, Volkswagen and BMW, and is recommended for use in passenger car petrol and diesel engines with and without turbo-charging and direct injection. It is formulated with special additives to reduce friction and offer excellent fuel economy, suitable for use in all driving conditions from extreme stop-and-go city traffic to high-speed motorway driving. This is a universal fuel-efficient synthetic engine oil suitable for petrol and diesel engines, with or without turbocharger, in cars and light vans with engines where this grade of lubricant is recommended.