Genuine OEM Volkswagen Engine Coolant Hose, part number 5Q0121109S. This vital component is responsible for circulating engine coolant between various parts of the cooling system, such as the radiator and engine block, to regulate operating temperature. It is a flexible conduit designed to withstand high temperatures and pressures. Weighing 0.072 kg and measuring 0.22 m in length, this hose is constructed for durability. Using a genuine OEM coolant hose ensures resistance to thermal cycling, chemical degradation from coolant, and precise fitment, preventing leaks and maintaining the efficiency of the engine cooling system.

Catalogue entry: HOSE.