Mannol G13 Antifreeze Coolant 5L is a high-performance, ready-to-use coolant designed to provide long-lasting protection for modern petrol and diesel engines. Formulated with hybrid organic acid technology, it offers superior corrosion resistance for all types of metal surfaces including aluminium, cast iron, and copper. This coolant ensures efficient heat transfer, protects against overheating and freezing, and maintains stable engine temperatures in extreme conditions. Free from nitrates, phosphates, and amines, it is safe for use in systems with rubber hoses and plastic components. Suitable for vehicles requiring G13 or HOAT-based coolant, it delivers reliable year-round protection and extended service life with minimal maintenance. Ideal for ensuring engine cooling system efficiency and long-term durability.