Engine Coolant Overflow Hose

Part Number: 4H0121081AA
Supersession(s): 4H0-121-081-AA

Hose. Tube. Overflow. Connector. Engine Coolant. Reservoir.
A Coolant Hose that feeds Coolant back to the Overflow or recOvery bottle in a closed loop Cooling system.

Engine Coolant Overflow Hose

Fits A8, S7 Sportback, S8

4.0 LITER. 4.0 LITER, engine code CTFA. 4.2 LITER, SUPPLY, UPPER. 6.3 LITER, PRIMARY.

Diagram HOSES & LINES. for your Audi
#22
Required: 1
19X12. 23X12. 27X12. 4. 2 liter. Large. Small. Supply. Upper.
4.2 LITER. Reservoir hose. SUPPLY. UPPER.
Diagram RADIATOR & COMPONENTS. for your Audi
#29
Required: 1
6. 3 liter. Primary. To connector tube. To thermostat unit.
6.3 LITER. Overflow hose. PRIMARY.
Diagram HOSES & LINES. for your Audi
#19
Required: 1
4. 0 liter. A8L Sport. Large. S8 Plus. Small. To reservoir. To water feed tube.
4.0 LITER. Connector tube. engine code CTFA.

Your Price

$ 103.32

Audi Huntsville

6972 US Hwy. 72 W., Huntsville, AL, 35806-1726