Genuine OEM Volkswagen Coolant Hose, part number 1K0122073GK. This hose connects engine components to facilitate the flow of coolant for temperature regulation. It is located in the engine cooling system. The hose is constructed from durable rubber to withstand high temperatures and pressures. Genuine OEM coolant hoses are manufactured to precise specifications to ensure proper fitment and long-lasting performance, preventing leaks and maintaining optimal engine cooling.