Genuine OEM Volkswagen Coolant Hose with Coupling, part number 5QF122051AH. This critical hose assembly is designed to connect various components within the engine cooling system, facilitating the flow of coolant to regulate engine temperature. It features integrated couplings for secure and leak-free connections. Weighing approximately 0.735 kg and measuring 0.46 meters in length, this genuine OEM hose is constructed from high-quality, heat-resistant materials to withstand extreme temperatures and pressures, ensuring reliable performance and preventing coolant leaks that could lead to engine damage.