Genuine OEM Volkswagen Coolant Hose, part number 5Q0122101CJ. This hose is a critical component in the engine's cooling system, facilitating the flow of coolant. It is located in the engine bay, connecting various parts of the cooling circuit. Manufactured from durable rubber and designed to withstand high temperatures and pressures. Genuine OEM parts ensure precise fit and function, maintaining the integrity of the cooling system.