Sparesworld Parts & Accessories Brakes & Brake Parts Suspension & Steering Engines & Engine Parts Transmission & Drivetrain Autochem Blue Antifreeze Coolant Concentrate 2 Year Protection 1L x 2 Autochem 2 Year antifreeze & summer coolant is a methanol-free formulation suitable for all engine types, providing exceptional all-year-round protection and performance in all driving conditions. Autochem antifreeze is blended from an antifreeze concentrate which meets BS6580 (2010) and contains anti-corrosion additives which can be left in the system as a coolant and inhibitor against rust for up to a maximum of 2 years. Winter Protection: For general conditions, use a 33% v/v solution (1 part antifreeze to 2 part water).