Genuine OEM Volkswagen Coolant Hose Connector, part number 5Q0122291ED. This coupling piece is a critical component in the engine cooling system, designed to securely join two coolant hoses. It ensures a tight, leak-free connection, which is vital for maintaining proper coolant pressure and flow. This connector is positioned within the coolant circulation path. Weighing 0.087 kg with dimensions of 0.11m x 0.09m x 0.055m, it is manufactured to precise tolerances. Using a genuine OEM connector guarantees material compatibility with coolant, resistance to temperature and pressure, and a perfect seal to prevent coolant loss and potential engine damage.