Eco Logic Advanced Oil Guard provides a balanced treatment that protects and lubricates diesel and petrol engines. After application, vehicles benefit from engine component protection and improved fuel economy. Features Fully compatible with all mineral and synthetic engine oils. Conforms to world leading crankcase oil specifications. Boosts performance levels of API and SAE crankcase lubricants. Safe and simple application. Facts Eco Logic Advanced Oil Guard provides remarkable cold start protection. With up to 75% of engine wear taking place upon start up, Advanced Oil Guard will assist in reducing engine wear and tear. After Service Benefits Reduces harmful emissions. Protects internal engine components. Ensures optimum lubrication. Improves fuel economy.