2017-2026 Audi / Volkswagen 7-PIN Wiring Harness Connector / Pigtail 4M0971978
OEM Part #: 4M0-971-978 (4M0971978)
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The exact part you’ll receive — not a stock photo.
$15.99
Used
Donor2021 Volkswagen ATLAS · 3.6L
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Genuine OEM Used
SKU: 668782
Donor Vehicle: 2021 Volkswagen ATLAS · 3.6L
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$15.99
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A used OEM 7-pin Wiring Harness Connector / Pigtail, part number 4M0971978, from a donor vehicle. This connector is the electrical interface for a range of Audi and Volkswagen models, including the e-tron, Q7, Q8, Atlas, and ID.4. It serves as the link between the main vehicle harness and a component, allowing for secure power and signal transmission. When this pigtail fails, it can cause intermittent electrical faults or a complete loss of function for the connected device, such as a sensor or module.
Specifications
| Fits Vehicle Model | Atlas, Atlas Cross Sport, e-tron, e-tron S, ID.4, Q4 e-tron, Q7, Q8, RS Q8 |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 4M0-971-978 (4M0971978) |
| Category | Wiring / Harness |
Compatible Vehicles
Fits 68 vehicle configurations across 2 makes, 2017-2026.
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 68 vehicle configurations — 30 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2022 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | TRAILER HITCH COMPONENTS |
| 2021 | Volkswagen | Atlas | SUV | 3.6L V6 | TRAILER HITCH COMPONENTS |
| 2021 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | TRAILER HITCH COMPONENTS |
| 2022 | Volkswagen | Atlas | SUV | 3.6L V6 | TRAILER HITCH COMPONENTS |
| 2025 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | 13 pin, TRAILER HITCH COMPONENTS |
| 2025 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | TRAILER HITCH COMPONENTS |
| 2023 | Volkswagen | Atlas | SUV | 3.6L V6 | TRAILER HITCH COMPONENTS |
| 2023 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | TRAILER HITCH COMPONENTS |
| 2026 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2022 | Volkswagen | Atlas Cross Sport | SUV | 3.6L V6 | |
| 2022 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2022 | Volkswagen | ID.4 | SUV | Electric Vehicle | |
| 2023 | Volkswagen | ID.4 | SUV | Electric Vehicle | VIN Greater Than E8-P-000001 |
| 2023 | Audi | Q4 e-tron | SUV | Electric Vehicle | |
| 2024 | Audi | Q4 e-tron | SUV | Electric Vehicle | |
| 2020 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | e-tron | SUV | Electric Vehicle | |
| 2022 | Audi | Q4 e-tron | SUV | Electric Vehicle | |
| 2024 | Volkswagen | ID.4 | SUV | Electric Vehicle | VIN Greater Than E8-P-000001 |
| 2025 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2026 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2020 | Audi | e-tron | SUV | Electric Vehicle | |
| 2020 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2020 | Volkswagen | Atlas Cross Sport | SUV | 3.6L V6 | |
| 2024 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2022 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2021 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2021 | Volkswagen | Atlas Cross Sport | SUV | 3.6L V6 | |
| 2021 | Audi | e-tron | SUV | Electric Vehicle | |
| 2021 | Volkswagen | ID.4 | SUV | Electric Vehicle | |
| 2023 | Volkswagen | Atlas Cross Sport | SUV | 3.6L V6 | |
| 2023 | Audi | e-tron | SUV | Electric Vehicle | |
| 2020 | Volkswagen | Atlas | SUV | 3.6L V6 | |
| 2020 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2025 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2022 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2022 | Audi | e-tron S | SUV | Electric Vehicle | |
| 2024 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2023 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2019 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2023 | Audi | e-tron S | SUV | Electric Vehicle | |
| 2022 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2018 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Atlas | SUV | 3.6L V6 | |
| 2019 | Audi | Q7 | SUV | 3.0L V6 Supercharged | For Vehicles with Production Date After 11/02/15 |
| 2017 | Audi | Q7 | SUV | 3.0L V6 Supercharged | For Vehicles with Production Date After 11/02/15 |
| 2017 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2018 | Audi | Q7 | SUV | 3.0L V6 Supercharged | For Vehicles with Production Date After 11/02/15 |
| 2018 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2019 | Volkswagen | Atlas | SUV | 3.6L V6 | |
| 2020 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2019 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2019 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2021 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2023 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2021 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2024 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2023 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2020 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |
| 2021 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2023 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2024 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2021 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 11/02/15 |