Genuine OEM Volkswagen Coolant Hose, part number 077117411A. This coolant hose is responsible for transporting engine coolant between various components of the engine cooling system. It is situated within the engine compartment, connecting parts like the engine block and radiator. Constructed from heat-resistant rubber, it is designed to withstand high temperatures and pressures. Genuine OEM parts are crucial for ensuring the integrity of the cooling system and preventing leaks.