Genuine OEM Volkswagen Coolant Hose, part number 7E0121058S. This flexible hose is a vital component of the engine cooling system, responsible for circulating coolant between various engine components to maintain optimal operating temperatures. Its specific curved geometry ensures correct routing and connection within the tight engine bay. Weighing 0.068 kg, this hose is manufactured from durable, heat-resistant materials to withstand engine bay conditions. Using a genuine OEM coolant hose ensures precise fitment, resistance to thermal cycling and pressure, and prevents leaks that could lead to engine damage.