2017-2024 Audi AC Expansion Valve 8W0820679
OEM Part #: 8W0-820-679 (8W0820679)
Actual photo
The exact part you’ll receive — not a stock photo.
$27.99
Used
Donor2018 Audi S4 · 3.0L · 63k miles
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Genuine OEM Used
SKU: 542894
Donor Vehicle: 2018 Audi S4 · 3.0L · 63k miles
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$27.99
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A used genuine OEM Audi AC Expansion Valve, part number 8W0820679, is available from a donor vehicle. This component, also known as an A/C expansion valve, regulates refrigerant flow into the evaporator. A failing valve can cause insufficient cabin cooling or intermittent A/C operation, as the system may struggle to maintain proper pressure. It was removed from an Audi and is ready for installation.
Specifications
| Fits Vehicle Model | A4, A5, A6, e-tron, e-tron S, Q5, Q5 PHEV, RS5, S4, S5, S6, SQ5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8W0-820-679 (8W0820679) |
| Category | Air Conditioning |
Compatible Vehicles
Fits 118 vehicle configurations across 1 make, 2017-2024.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 118 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2017 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2017 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2017 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2018 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2018 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2018 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2018 | Audi | RS5 | Coupe | 2.9L V6 Turbo | |
| 2018 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2018 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2018 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2018 | Audi | S5 | Hatchback | 3.0L V6 Turbo | |
| 2018 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2019 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2019 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2019 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | RS5 | Coupe | 2.9L V6 Turbo | |
| 2019 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | |
| 2019 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2019 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2019 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2019 | Audi | S5 | Hatchback | 3.0L V6 Turbo | |
| 2019 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2020 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2020 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2020 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2020 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2020 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2020 | Audi | S5 | Hatchback | 3.0L V6 Turbo | |
| 2020 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2021 | Audi | RS5 | Coupe | 2.9L V6 Turbo | |
| 2021 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | |
| 2021 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2021 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2021 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2021 | Audi | S5 | Hatchback | 3.0L V6 Turbo | |
| 2021 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2022 | Audi | RS5 | Coupe | 2.9L V6 Turbo | |
| 2022 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | |
| 2022 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2022 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2022 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2022 | Audi | S5 | Hatchback | 3.0L V6 Turbo | |
| 2022 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2019 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2021 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2021 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2021 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2021 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2021 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2021 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2021 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2022 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2022 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2022 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2022 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2022 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2023 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2023 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2023 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2023 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2023 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | RS5 | Coupe | 2.9L V6 Turbo | |
| 2023 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | |
| 2023 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2023 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2023 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2023 | Audi | S5 | Hatchback | 3.0L V6 Turbo | |
| 2023 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2023 | Audi | SQ5 | SUV | 3.0L V6 Turbo | |
| 2020 | Audi | e-tron | SUV | Electric Vehicle | |
| 2021 | Audi | e-tron | SUV | Electric Vehicle | |
| 2022 | Audi | e-tron S | SUV | Electric Vehicle | |
| 2022 | Audi | e-tron | SUV | Electric Vehicle | |
| 2023 | Audi | e-tron S | SUV | Electric Vehicle | |
| 2023 | Audi | e-tron | SUV | Electric Vehicle | |
| 2024 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2024 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2024 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2024 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | A6 | Quattro Sedan | 3.0L V6 Turbo | |
| 2024 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | RS5 | Coupe | 2.9L V6 Turbo | |
| 2024 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | |
| 2024 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2024 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2024 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2024 | Audi | S5 | Hatchback | 3.0L V6 Turbo | |
| 2024 | Audi | S6 | Sedan | 2.9L V6 Turbo | |
| 2024 | Audi | SQ5 | SUV | 3.0L V6 Turbo |