Audi Q5/Q5 PHEV Coolant Reservoir / Tank / Bottle 80A121405AG
OEM Part #: 80A-121-405-AG (80A121405AG)
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 / Bottle / Tank Cap
Coolant Reservoir / Bottle / Tank Cap
Coolant Reservoir / Tank / Bottle
Coolant Reservoir / Tank / Bottle
Coolant Reservoir / Tank / Bottle
- Genuine OEM — real photos
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Enhance the cooling system of your Audi with this OEM Coolant Reservoir / Tank, part number 80A121405AG. Designed specifically for the 2018-2024 Audi Q5 and Q5 Sportback, this expansion tank conveniently fits models including Premium, Premium Plus, and Prestige, as well as engine variants 2.0L L4 - Electric/Gas and MILD HYBRID EV-GAS (MHEV). This authentic factory-original component effectively stores and maintains coolant levels, resolving issues related to leaks or inefficiencies caused by a worn or damaged reservoir. Replace and restore your vehicle’s proper cooling performance seamlessly with this essential part, also referred to as a coolant bottle or tank.
Specifications
| Fits Vehicle Model | Q5, Q5 PHEV |
| Fits Vehicle Make | Audi |
| OEM Part No | 80A-121-405-AG (80A121405AG) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 12 vehicle configurations across 1 make, 2018-2024.
View all 12 vehicle configurations — 10 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2018 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2020 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2021 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2021 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2022 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2022 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2023 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2023 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2024 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |
| 2024 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/17/20 |