Shop Audi A5 Hose. (Upper, Lower). Cooling System Bypass Line - Repair or Replace If your Overflow, DHHA, DLRA - OEM Audi Part # 5Q0121447G (5Q0-121-447-G)

A coolant Hose that feeds coolant back to the overflow or recovery bottle in a closed loop cooling system. Engine Coolant Bypass Hose. Breather tube. Connector tube. Engine Coolant Bypass. Overflow. Radiator bracket. Reservoir. Return. Vent tube.

Engine Coolant Overflow HoseEngine Coolant Bypass Hose

Cooling System Bypass Line - Repair or Replace
If your has been either leaking coolant or overheating, you could have a faulty cooling system bypass line. Let our technicians help trace the problem and replace the faulty coolant hose with a genuine part.