Shop 2017 Audi A5 Engine Coolant Thermostat Housing. 2.7 LITER. 2.7 LITER V6. 2.8 LITER. A6/S6; w/o 2.7L LITER, Cooling, Pump - OEM Audi Part # 078121121K (078-121-121-K)

4.0L Engine Includes Housing. Engine Coolant Housing where a Thermostat is used but not included. From Chassis/VIN 3B-1-050 000. From Chassis/VIN 4B-1-007 001. Engine Coolant Thermostat Housing. Water Neck. Water pump cover plate.

Engine Coolant Thermostat Housing

Fits A6, allroad, Passat, Passat Wagon

2.7 LITER. 2.7 LITER V6. 2.8 LITER. A6/S6; w/o 2.7L, 2.8L. Allroad. Allroad; 2.7L. Passat; 2.8L; New Style.
Engine Coolant Thermostat Housing - Repair or Replace
A failed thermostat housing will likely result in a cooling system leak, or will cause the engine in your to overheat. Consider replacing your engine coolant thermostat or having our staff of expert techs handle it for you.