Buy 2003 Audi A6 4.2L V8 M/T Quattro Base Sedan Hose. (Rear, Lower). 2.0 LITER DIESEL, RADIATOR. 2015 Heater, Cooling, HVAC - OEM Audi Part # 5Q0122157AJ (5Q0-122-157-AJ)

HVAC Heater Hose. Inlet. Pipe that is part of the engine cooling system. By - Passenger. Connector. Engine Coolant Pipe. HVAC Heater.

Engine Coolant PipeHVAC Heater Hose

2.0 LITER DIESEL, RADIATOR. 2015, LEFT SIDE, MANUAL TRANS. 2015, MAIN.
Heater Hose - Repair or Replace
A heater hose transfers heat from your engine’s cooling system to your vehicle’s heater. If the hose is leaking, ruptured, or appears to be on the verge of failure, bring your 2003 Audi A6 to our Audi service department for repair.