Audi Coolant Reservoir / Tank / Bottle 4H0121403H OEM Part #: 4H0-121-403-H This item ships free!
Audi Coolant Reservoir / Tank / Bottle 4H0121403H
OEM Part #: 4H0-121-403-H
Audi Coolant Reservoir / Tank / Bottle 4H0121403H OEM Part #: 4H0-121-403-H This item ships free!
This genuine Audi coolant reservoir, also known as an expansion tank, features OEM part number 4H0121403H and is designed specifically for 2013-2018 Audi A8 and S8 models with 4.0L and 6.3L engines. Located in the engine bay, this part plays a critical role in maintaining optimal coolant levels and temperature within your vehicle’s cooling system. If you’re experiencing overheating issues or coolant leaks, a worn-out or damaged reservoir may be the culprit. This factory-original part ensures reliable performance and compatibility, helping to prevent further engine damage. Other compatible part numbers include 4H0121403N and 5Q0121321, among others. Choose this authentic piece for a seamless fit and function.
More Information about Coolant Reservoir / Tank / Bottle 4H0121403H
Fits Vehicle Model:
A8 Quattro, S8
Fits Vehicle Make:
Audi
OEM Part No:
4H0121403H (4H0-121-403-H)
Compatible Vehicles for Coolant Reservoir / Tank / Bottle 4H0121403H
Year:
2018
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2013
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
6.3L W12
Restrictions:
Year:
2014
Make:
Audi
Model:
S8
Trim:
Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
Year:
2014
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
6.3L W12
Restrictions:
Year:
2014
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
Year:
2013
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
Year:
2014
Make:
Audi
Model:
A8
Trim:
Quattro Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
Year:
2013
Make:
Audi
Model:
A8
Trim:
Quattro Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
Year:
2015
Make:
Audi
Model:
A8
Trim:
Quattro Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2015
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2015
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
6.3L W12
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2016
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2015
Make:
Audi
Model:
S8
Trim:
Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2016
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
6.3L W12
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2016
Make:
Audi
Model:
S8
Trim:
Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2017
Make:
Audi
Model:
S8
Trim:
Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2017
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2018
Make:
Audi
Model:
S8
Trim:
Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles With Production date Up To 10/16/17
Year:
2013
Make:
Audi
Model:
S8
Trim:
Sedan
Engine:
4.0L V8 Turbo
Restrictions:
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
Year:
2012
Make:
Audi
Model:
A8
Trim:
Quattro L Sedan
Engine:
6.3L W12
Restrictions:
Year
Make
Model
Trim
Engine
Restrictions
2018
Audi
A8
Quattro L Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2013
Audi
A8
Quattro L Sedan
6.3L W12
2014
Audi
S8
Sedan
4.0L V8 Turbo
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
2014
Audi
A8
Quattro L Sedan
6.3L W12
2014
Audi
A8
Quattro L Sedan
4.0L V8 Turbo
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
2013
Audi
A8
Quattro L Sedan
4.0L V8 Turbo
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
2014
Audi
A8
Quattro Sedan
4.0L V8 Turbo
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
2013
Audi
A8
Quattro Sedan
4.0L V8 Turbo
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
2015
Audi
A8
Quattro Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2015
Audi
A8
Quattro L Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2015
Audi
A8
Quattro L Sedan
6.3L W12
For Vehicles With Production date Up To 10/16/17
2016
Audi
A8
Quattro L Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2015
Audi
S8
Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2016
Audi
A8
Quattro L Sedan
6.3L W12
For Vehicles With Production date Up To 10/16/17
2016
Audi
S8
Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2017
Audi
S8
Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2017
Audi
A8
Quattro L Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2018
Audi
S8
Sedan
4.0L V8 Turbo
For Vehicles With Production date Up To 10/16/17
2013
Audi
S8
Sedan
4.0L V8 Turbo
For Vehicles with Production Date After 06/23/10; For Vehicles with Engine Code(s) CEUA, CGTA
2012
Audi
A8
Quattro L Sedan
6.3L W12
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