2013-2016 Audi A4/A5/Q5/RS5/S4/S5/SQ5/allroad AC Expansion Valve 8T0820679
OEM Part #: 8T0-820-679 (8T0820679)
Actual photo
The exact part you’ll receive — not a stock photo.
$8.49
Used
Donor2014 Audi RS5 · 4.2L · 73k miles
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Genuine OEM Used
SKU: 501640
Donor Vehicle: 2014 Audi RS5 · 4.2L · 73k miles
3 photos
$8.49
30-Day Returns
Genuine OEM Used
SKU: 634507
Donor Vehicle: 2013 Audi RS5 · 4.2L
2 photos
$9.49
30-Day Returns
- Genuine OEM — real photos
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Audi AC expansion valve, OEM part number 8T0820679, is a used genuine component from a donor vehicle. This valve regulates refrigerant flow into the evaporator, and when it fails, you may notice weak or inconsistent cooling from the A/C system. It’s also known as an expansion valve or TXV. This part was removed from an Audi and is ready for direct replacement.
Specifications
| Fits Vehicle Model | A4, A5, allroad, Q5, RS5, S4, S5, SQ5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8T0-820-679 (8T0820679) |
| Category | Air Conditioning |
Compatible Vehicles
Fits 32 vehicle configurations across 1 make, 2013-2016.
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 32 vehicle configurations — 22 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2013 | Audi | A4 | Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | A5 | Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2013 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | Q5 | SUV | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2013 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2013 | Audi | S4 | Sedan | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | S5 | Coupe | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2013 | Audi | S5 | Convertible | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | A4 | Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | A5 | Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2014 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2014 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2014 | Audi | S4 | Sedan | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | S5 | Convertible | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | S5 | Coupe | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2014 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | For Vehicles With Production date Up To 11/11/13 |
| 2015 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2015 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2015 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2016 | Audi | allroad | Wagon | 2.0L l4 Turbo |