The Autoschlüssel Antifreeze C11 Ready Mix -25° BLUEU 5L is an economical radiator corrosion and antifreeze concentrate for water-cooled vehicle engines. It is suitable for all closed cooling systems, regardless of whether the engine is made of cast iron, aluminum, or a combination of both metals. The product is a long-term radiator antifreeze mixture and offers reliable protection for water-cooled vehicle engines. It is especially recommended for light-alloy engines, where special aluminum protection is required at higher temperatures.

 Advantages : It contains no nitrite, amine, or phosphate and provides year-round frost and corrosion protection for trouble-free operation. The coolant has no negative impact on coolant hoses or cylinder head gaskets. The antifreeze works reliably down to -36°C and provides year-round frost and corrosion protection. This ensures optimal heat dissipation.