Genuine OEM Volkswagen coolant hose, part number 06M121085AF. This hose is a vital part of the engine's cooling system, responsible for transporting coolant to maintain optimal operating temperatures. It is located within the engine compartment, connecting various parts of the cooling circuit. Constructed from robust, heat-resistant materials to ensure longevity and reliable performance under pressure. Genuine OEM coolant hoses guarantee precise fitment and prevent leaks, ensuring efficient engine cooling.