2017-2024 Audi Q7/Q8/RS Q8, Porsche Cayenne Water Box Grommet Rear, Right 4M0971871BJ
OEM Part #: 4M0-971-871-BJ (4M0971871BJ)
Actual photo
The exact part you’ll receive — not a stock photo.
$13.71
Side: Rear, Right
Used
Donor2017 Audi Q7 · 2.0L
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3 Available — Select Your Part:
Genuine OEM Used
SKU: 692838
Donor Vehicle: 2017 Audi Q7 · 2.0L
3 photos
$13.71
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Genuine OEM Used
SKU: 505674
Donor Vehicle: 2018 Audi Q7 · 3.0L · 45k miles
2 photos
$13.71
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Genuine OEM Used
SKU: 532590
Donor Vehicle: 2017 Audi Q7 · 3.0L
3 photos
$13.71
30-Day Returns
- Genuine OEM — real photos
- 30-day returns on eligible parts
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A genuine OEM Audi/Porsche Water Box Grommet (4M0971871BJ) is a used replacement for the rear right side of the cowl water box. Also replaces 4M0971871AT. This grommet seals the pass-through opening to block moisture from reaching the cabin or fuse box. A worn or brittle grommet can allow water leaks that cause interior damage or electrical issues, making a tight seal critical for the Q7, Q8, RS Q8, and Cayenne.
Specifications
| Fits Vehicle Model | Cayenne, Q7, Q8, RS Q8 |
| Fits Vehicle Make | Audi, Porsche |
| OEM Part No | 4M0-971-871-BJ (4M0971871BJ) |
| Compatible OEM Part No | 4M0-971-871-AT |
| Side | Rear, Right |
| Category | Other |
Compatible Vehicles
Fits 85 vehicle configurations across 2 makes, 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 85 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2023 | Porsche | Cayenne | S Coupe SUV | 2.9L V6 Turbo | |
| 2022 | Porsche | Cayenne | SUV | 3.0L V6 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 | |
| 2021 | Porsche | Cayenne | GTS Coupe SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | Turbo SUV | 4.0L V8 Turbo | |
| 2021 | Porsche | Cayenne | S SUV | 2.9L V6 Turbo | |
| 2020 | Porsche | Cayenne | S SUV | 2.9L V6 Turbo | |
| 2021 | Porsche | Cayenne | Turbo S SUV | 4.0L V8 Turbo | |
| 2021 | Porsche | Cayenne | Turbo Coupe SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | Turbo GT Coupe SUV | 4.0L V8 Turbo | |
| 2021 | Porsche | Cayenne | GTS SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | Turbo S SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2023 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2023 | Porsche | Cayenne | Turbo GT Coupe SUV | 4.0L V8 Turbo | |
| 2020 | Porsche | Cayenne | Turbo S Coupe SUV | 4.0L V8 Turbo | |
| 2020 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2022 | Porsche | Cayenne | S SUV | 2.9L V6 Turbo | |
| 2019 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2018 | Porsche | Cayenne | SUV | 3.6L V6 | |
| 2018 | Porsche | Cayenne | S SUV | 3.6L V6 Turbo | |
| 2018 | Porsche | Cayenne | Turbo SUV | 4.8L V8 Turbo | |
| 2018 | Porsche | Cayenne | GTS SUV | 3.6L V6 Turbo | |
| 2018 | Porsche | Cayenne | S SUV | 3.0L V6 Supercharged | |
| 2018 | Porsche | Cayenne | Turbo S SUV | 4.8L V8 Turbo | |
| 2019 | Porsche | Cayenne | Turbo SUV | 4.0L V8 Turbo | |
| 2019 | Porsche | Cayenne | S SUV | 2.9L V6 Turbo | |
| 2020 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2020 | Porsche | Cayenne | S Coupe SUV | 2.9L V6 Turbo | |
| 2020 | Porsche | Cayenne | Turbo SUV | 4.0L V8 Turbo | |
| 2020 | Porsche | Cayenne | Turbo Coupe SUV | 4.0L V8 Turbo | |
| 2020 | Porsche | Cayenne | Turbo S SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | Turbo Coupe SUV | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | S Coupe SUV | 2.9L V6 Turbo | |
| 2023 | Porsche | Cayenne | S SUV | 2.9L V6 Turbo | |
| 2021 | Porsche | Cayenne | SUV | 3.0L V6 Turbo | |
| 2022 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2021 | Porsche | Cayenne | Turbo S Coupe SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | GTS SUV | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | Turbo GT Coupe SUV | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | Turbo SUV | 4.0L V8 Turbo | |
| 2021 | Porsche | Cayenne | Turbo SUV | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | Turbo S Coupe SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | GTS Coupe SUV | 4.0L V8 Turbo | |
| 2021 | Porsche | Cayenne | S Coupe SUV | 2.9L V6 Turbo | |
| 2023 | Porsche | Cayenne | Turbo S Coupe SUV | 4.0L V8 Turbo | |
| 2021 | Porsche | Cayenne | Coupe SUV | 3.0L V6 Turbo | |
| 2022 | Porsche | Cayenne | Turbo Coupe SUV | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | Turbo S SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | S SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | S SUV | 3.0L V6 Turbo | |
| 2022 | Porsche | Cayenne | GTS SUV | 4.0L V8 Turbo | |
| 2022 | Porsche | Cayenne | GTS Coupe SUV | 4.0L V8 Turbo | |
| 2023 | Porsche | Cayenne | Turbo SUV | 4.0L V8 Turbo | |
| 2024 | Porsche | Cayenne | Turbo Coupe SUV | 4.0L V8 Turbo | |
| 2022 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2023 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2023 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2022 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2023 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2021 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2024 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2024 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2023 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2022 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2021 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2021 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2020 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2019 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2018 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2017 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2018 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2017 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2019 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2020 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2019 | Audi | Q8 | SUV | 3.0L V6 Turbo |