2018-2024 Audi / Porsche AC Expansion Valve 4M0816682E
OEM Part #: 4M0-816-682-E (4M0816682E)
Porsche Part #: 9A7-816-682-00 (9A781668200)
Actual photo
The exact part you’ll receive — not a stock photo.
$18.49
Used
Donor2022 Porsche TAYCAN · ELECTRIC
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Genuine OEM Used
SKU: 513644
Donor Vehicle: 2022 Porsche TAYCAN · ELECTRIC
3 photos
$18.49
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Genuine OEM Used
SKU: 573297
Donor Vehicle: 2023 Porsche TAYCAN · ELECTRIC · 7k miles
2 photos
$18.49
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Genuine OEM Used
SKU: 573298
Donor Vehicle: 2023 Porsche TAYCAN · ELECTRIC · 7k miles
2 photos
$18.49
30-Day Returns
Genuine OEM Used
SKU: 513359
Donor Vehicle: 2022 Porsche TAYCAN · ELECTRIC
2 photos
$18.49
30-Day Returns
Genuine OEM Used
SKU: 676118
Donor Vehicle: 2020 Porsche TAYCAN · ELECTRIC
3 photos
$20.49
30-Day Returns
Genuine OEM Used
SKU: 676119
Donor Vehicle: 2020 Porsche TAYCAN · ELECTRIC
3 photos
$20.49
30-Day Returns
- Genuine OEM — real photos
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A used OEM Audi-Porsche AC Expansion Valve, with part number 4M0816682E (also listed as Porsche 9A781668200 and superseding 4M0816682B). This valve meters refrigerant flow in the climate-control system — when it fails, the A/C may blow warm air or cycle erratically. Found on multiple Audi (A6, Q5, Q7, Q8, e-tron) and Porsche (Cayenne, Panamera, Taycan) models with turbocharged or hybrid 2.0L, 2.9L, and 3.0L engines.
Specifications
| Fits Vehicle Model | A6, A8, Cayenne, e-tron, e-tron GT, e-tron S, Panamera, Q5, Q5 PHEV, Q7, Q8, S8, Taycan |
| Fits Vehicle Make | Audi, Porsche |
| OEM Part No | 4M0-816-682-E (4M0816682E) |
| Porsche Part No | 9A7-816-682-00 (9A781668200) |
| Compatible OEM Part No | 4M0-816-682-B |
| Category | Air Conditioning |
Compatible Vehicles
Fits 149 vehicle configurations across 2 makes, 2018-2024.
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 149 vehicle configurations — 4 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2019 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2020 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2020 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2021 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2021 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2021 | Porsche | Panamera | 4 Hatchback | 2.9L V6 Turbo | |
| 2021 | Porsche | Panamera | 4S Hatchback | 2.9L V6 Turbo | |
| 2021 | Porsche | Panamera | 4 Turismo Wagon | 2.9L V6 Turbo | |
| 2021 | Porsche | Panamera | 4S Turismo Wagon | 2.9L V6 Turbo | |
| 2021 | Porsche | Panamera | Turbo S Hatchback | 4.0L V8 Turbo | |
| 2021 | Porsche | Panamera | Turbo S Turismo Wagon | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2022 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2022 | Porsche | Panamera | 4 Hatchback | 2.9L V6 Turbo | |
| 2022 | Porsche | Panamera | 4S Hatchback | 2.9L V6 Turbo | |
| 2022 | Porsche | Panamera | 4 Turismo Wagon | 2.9L V6 Turbo | |
| 2022 | Porsche | Panamera | 4S Turismo Wagon | 2.9L V6 Turbo | |
| 2022 | Porsche | Panamera | Turbo S Hatchback | 4.0L V8 Turbo | |
| 2022 | Porsche | Panamera | Turbo S Turismo Wagon | 4.0L V8 Turbo | |
| 2019 | Audi | A8 | Quattro L Sedan | 3.0L V6 Turbo | |
| 2019 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | |
| 2019 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2020 | Audi | A8 | Quattro L Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | |
| 2020 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2020 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2021 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2021 | Audi | A8 | Quattro L Sedan | 3.0L V6 Turbo | |
| 2021 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | |
| 2021 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2021 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2022 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A8 | Quattro L Sedan | 3.0L V6 Turbo | |
| 2022 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2022 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2023 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles with Production Date After 02/22/21 |
| 2023 | Audi | A8 | Quattro L Sedan | 3.0L V6 Turbo | |
| 2023 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/30/15 |
| 2023 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2023 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2018 | Porsche | Cayenne | S SUV | 3.0L V6 Supercharged | |
| 2018 | Porsche | Panamera | 4 Hatchback | 2.9L V6 Turbo | |
| 2018 | Porsche | Panamera | 4 Turismo Wagon | 2.9L V6 Turbo | |
| 2018 | Porsche | Panamera | Turbo S Hatchback | 4.0L V8 Turbo | |
| 2018 | Porsche | Panamera | Turbo S Turismo Wagon | 4.0L V8 Turbo | |
| 2019 | Porsche | Panamera | 4 Hatchback | 2.9L V6 Turbo | |
| 2019 | Porsche | Panamera | 4 Turismo Wagon | 2.9L V6 Turbo | |
| 2019 | Porsche | Panamera | Turbo S Hatchback | 4.0L V8 Turbo | |
| 2019 | Porsche | Panamera | Turbo S Turismo Wagon | 4.0L V8 Turbo | |
| 2020 | Porsche | Cayenne | Turbo S Coupe SUV | 4.0L V8 Turbo | |
| 2020 | Porsche | Cayenne | Turbo S SUV | 4.0L V8 Turbo | |
| 2020 | Porsche | Panamera | 4 Hatchback | 2.9L V6 Turbo | |
| 2020 | Porsche | Panamera | 4 Turismo Wagon | 2.9L V6 Turbo | |
| 2020 | Porsche | Panamera | Turbo S Hatchback | 4.0L V8 Turbo | |
| 2020 | Porsche | Panamera | Turbo S Turismo Wagon | 4.0L V8 Turbo | |
| 2021 | Porsche | Cayenne | Turbo S Coupe SUV | 4.0L V8 Turbo | |
| 2021 | Porsche | Cayenne | Turbo S SUV | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | Turbo S Coupe SUV | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | Turbo S SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2023 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2023 | Porsche | Cayenne | GTS Coupe SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | GTS SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | S Coupe SUV | 2.9L V6 Turbo | |
| 2023 | Porsche | Cayenne | S SUV | 2.9L V6 Turbo | |
| 2023 | Porsche | Cayenne | Turbo Coupe SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | Turbo GT Coupe SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | Turbo S Coupe SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | Turbo S SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | Turbo SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Panamera | 4 Hatchback | 2.9L V6 Turbo | |
| 2023 | Porsche | Panamera | 4 Turismo Wagon | 2.9L V6 Turbo | |
| 2023 | Porsche | Panamera | 4S Hatchback | 2.9L V6 Turbo | |
| 2023 | Porsche | Panamera | 4S Turismo Wagon | 2.9L V6 Turbo | |
| 2023 | Porsche | Panamera | Turbo S Hatchback | 4.0L V8 Turbo | |
| 2023 | Porsche | Panamera | Turbo S Turismo Wagon | 4.0L V8 Turbo | |
| 2020 | Audi | e-tron | SUV | Electric Vehicle | |
| 2021 | Audi | e-tron | SUV | Electric Vehicle | |
| 2022 | Audi | e-tron GT | Sedan | Electric Vehicle | |
| 2022 | Audi | e-tron S | SUV | Electric Vehicle | |
| 2022 | Audi | e-tron | SUV | Electric Vehicle | |
| 2023 | Audi | e-tron GT | Sedan | Electric Vehicle | |
| 2023 | Audi | e-tron S | SUV | Electric Vehicle | |
| 2023 | Audi | e-tron | SUV | Electric Vehicle | |
| 2024 | Audi | e-tron GT | Sedan | Electric Vehicle | |
| 2020 | Porsche | Taycan | 4S Sedan | Electric Vehicle | |
| 2020 | Porsche | Taycan | Turbo Sedan | Electric Vehicle | |
| 2020 | Porsche | Taycan | Turbo S Sedan | Electric Vehicle | |
| 2021 | Porsche | Taycan | 4 Turismo Wagon | Electric Vehicle | |
| 2021 | Porsche | Taycan | 4S Turismo Wagon | Electric Vehicle | |
| 2021 | Porsche | Taycan | 4S Sedan | Electric Vehicle | |
| 2021 | Porsche | Taycan | Sedan | Electric Vehicle | |
| 2021 | Porsche | Taycan | Turbo Turismo Wagon | Electric Vehicle | |
| 2021 | Porsche | Taycan | Turbo S Turismo Wagon | Electric Vehicle | |
| 2021 | Porsche | Taycan | Turbo Sedan | Electric Vehicle | |
| 2021 | Porsche | Taycan | Turbo S Sedan | Electric Vehicle | |
| 2022 | Porsche | Taycan | 4 Turismo Wagon | Electric Vehicle | |
| 2022 | Porsche | Taycan | 4S Turismo Wagon | Electric Vehicle | |
| 2022 | Porsche | Taycan | 4S Sedan | Electric Vehicle | |
| 2022 | Porsche | Taycan | Sedan | Electric Vehicle | |
| 2022 | Porsche | Taycan | GTS Turismo Wagon | Electric Vehicle | |
| 2022 | Porsche | Taycan | GTS Wagon | Electric Vehicle | |
| 2022 | Porsche | Taycan | Turbo Turismo Wagon | Electric Vehicle | |
| 2022 | Porsche | Taycan | Turbo S Turismo Wagon | Electric Vehicle | |
| 2022 | Porsche | Taycan | Turbo Sedan | Electric Vehicle | |
| 2022 | Porsche | Taycan | Turbo S Sedan | Electric Vehicle | |
| 2023 | Porsche | Taycan | 4 Turismo Wagon | Electric Vehicle | |
| 2023 | Porsche | Taycan | 4S Turismo Wagon | Electric Vehicle | |
| 2023 | Porsche | Taycan | 4S Sedan | Electric Vehicle | |
| 2023 | Porsche | Taycan | Sedan | Electric Vehicle | |
| 2023 | Porsche | Taycan | GTS Sedan | Electric Vehicle | |
| 2023 | Porsche | Taycan | GTS Turismo Wagon | Electric Vehicle | |
| 2023 | Porsche | Taycan | Turbo Turismo Wagon | Electric Vehicle | |
| 2023 | Porsche | Taycan | Turbo S Turismo Wagon | Electric Vehicle | |
| 2023 | Porsche | Taycan | Turbo Sedan | Electric Vehicle | |
| 2023 | Porsche | Taycan | Turbo S Sedan | Electric Vehicle | |
| 2024 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles with Production Date After 02/22/21 |
| 2024 | Audi | A8 | Quattro L Sedan | 3.0L V6 Turbo | |
| 2024 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/30/15 |
| 2024 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2024 | Audi | S8 | Sedan | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2024 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2024 | Porsche | Cayenne | S Coupe SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | S Coupe SUV | 3.0L V6 Turbo | |
| 2024 | Porsche | Cayenne | S SUV | 3.0L V6 Turbo | |
| 2024 | Porsche | Cayenne | S SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | Turbo Coupe SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | Turbo SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | Turbo GT Coupe SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Taycan | 4 Turismo Wagon | Electric Vehicle | |
| 2024 | Porsche | Taycan | 4S Turismo Wagon | Electric Vehicle | |
| 2024 | Porsche | Taycan | 4S Sedan | Electric Vehicle | |
| 2024 | Porsche | Taycan | Sedan | Electric Vehicle | |
| 2024 | Porsche | Taycan | GTS Sedan | Electric Vehicle | |
| 2024 | Porsche | Taycan | GTS Turismo Wagon | Electric Vehicle | |
| 2024 | Porsche | Taycan | Turbo Turismo Wagon | Electric Vehicle | |
| 2024 | Porsche | Taycan | Turbo S Turismo Wagon | Electric Vehicle | |
| 2024 | Porsche | Taycan | Turbo Sedan | Electric Vehicle | |
| 2024 | Porsche | Taycan | Turbo S Sedan | Electric Vehicle |