Audi Q5/S4/S5/SQ5 Coolant Reservoir / Tank / Bottle 8K0121405H
OEM Part #: 8K0-121-405-H (8K0121405H)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
Other Coolant Reservoir / Tank that may fit your vehicle
Coolant Reservoir / Bottle / Tank Cap
Coolant Reservoir / Tank / Bottle
Coolant Reservoir / Tank / Bottle
Coolant Reservoir / Tank / Bottle
Coolant Reservoir / Tank / Bottle
Coolant Reservoir / Tank / Bottle
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The OEM Coolant Reservoir (Part Number: 8K0121405H) is crucial for maintaining the engine's cooling system in a variety of Audi models, including the 2010-2017 Audi Q5, S4, S5, and SQ5 with 3.0L and 3.2L V6 engines. Located under the hood, this authentic part securely holds coolant, ensuring optimal engine temperature and preventing overheating. Common issues such as leaks or cracks can lead to coolant loss, resulting in engine damage. Replacing a worn or non-functioning reservoir is essential for your vehicle's health. This part is interchangeable with 8K0121405F and 8K0121405N, making it a reliable choice for restoring your vehicle's performance.
Specifications
| Fits Vehicle Model | Q5, S4, S5, SQ5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8K0-121-405-H (8K0121405H) |
| Compatible OEM Part No | 8K0-121-405-F, 8K0-121-405-N |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 27 vehicle configurations across 1 make, 2009-2017.
View all 27 vehicle configurations — 1 with fitment note
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2009 | Audi | Q5 | SUV | 3.2L V6 | |
| 2010 | Audi | Q5 | SUV | 3.2L V6 | |
| 2011 | Audi | Q5 | SUV | 3.2L V6 | |
| 2012 | Audi | Q5 | SUV | 3.2L V6 | |
| 2012 | Audi | S4 | Sedan | 3.0L V6 Supercharged | For Vehicles with Production Date After 01/09/12 |
| 2013 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2013 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2013 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2013 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2014 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2014 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2014 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2014 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2015 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2015 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2015 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2015 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2015 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2016 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2016 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2016 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2016 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2016 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2017 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2017 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2017 | Audi | SQ5 | SUV | 3.0L V6 Supercharged |