Genuine OEM Audi Auxiliary Heater Coolant Hose, part number 4G1265373A. This critical hose is responsible for supplying coolant to the auxiliary heating system, facilitating efficient heat exchange and cabin warming. It is an integral component of the vehicle's climate control system. Constructed from durable, heat-resistant rubber compounds to withstand high temperatures and pressures. Using a genuine OEM coolant hose guarantees precise fitment, leak-free connections, and long-term resistance to degradation from coolant chemicals, preventing costly system failures.

Catalogue entry: HOSE feed.