2017-2026 Audi Q7/Q8/RS Q8/SQ7/SQ8 AC Hose / Line / Pipe 4M0816738M
OEM Part #: 4M0-816-738-M (4M0816738M)
Actual photo
The exact part you’ll receive — not a stock photo.
$34.49
Used
Donor2018 Audi Q7 · 3.0L
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Genuine OEM Used
SKU: 589084
Donor Vehicle: 2018 Audi Q7 · 3.0L
4 photos
$34.49
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Genuine OEM Used
SKU: 692987
Donor Vehicle: 2017 Audi Q7 · 2.0L
4 photos
$36.49
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Genuine OEM Used
SKU: 701474
Donor Vehicle: 2021 Audi SQ8 · 4.0L · 47k miles
4 photos
$36.99
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Genuine OEM Used
SKU: 615990
Donor Vehicle: 2018 Audi Q7 · 3.0L
4 photos
$40.49
30-Day Returns
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This used genuine Audi AC Hose / Line / Pipe, OEM 4M0816738M, also replaces 4M0816738K, was removed from a donor vehicle. It carries refrigerant between AC components. When this hose leaks, air conditioning performance drops or stops completely—a common failure in these systems. Designed for Audi models with a range of 2.0L, 3.0L, and 4.0L gasoline, diesel, and hybrid engines, including mild-hybrid and plug-in hybrid variants.
Specifications
| Fits Vehicle Model | Q7, Q8, RS Q8, SQ7, SQ8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4M0-816-738-M (4M0816738M) |
| Compatible OEM Part No | 4M0-816-738-K |
| Category | Air Conditioning |
Compatible Vehicles
Fits 48 vehicle configurations across 1 make, 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 48 vehicle configurations — 33 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2026 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2025 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2026 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2026 | Audi | SQ8 | SUV | 4.0L V8 Turbo | |
| 2025 | Audi | SQ8 | SUV | 4.0L V8 Turbo | AC hose |
| 2020 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2020 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2021 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2021 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2022 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2022 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2023 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2023 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2024 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2024 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2025 | Audi | Q8 | SUV | 3.0L V6 Turbo | Main Air Cond |
| 2025 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Main Air Cond |
| 2025 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2025 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2026 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2026 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2024 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2024 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2024 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2024 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2021 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2022 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2020 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2023 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2022 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2023 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2023 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2021 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2020 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2020 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2020 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2023 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2022 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2021 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | |
| 2021 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2019 | Audi | Q8 | SUV | 3.0L V6 Turbo | |
| 2019 | Audi | Q7 | SUV | 3.0L V6 Supercharged | For Vehicles with Production Date After 08/08/16 |
| 2018 | Audi | Q7 | SUV | 3.0L V6 Supercharged | For Vehicles with Production Date After 08/08/16 |
| 2018 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2017 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2017 | Audi | Q7 | SUV | 3.0L V6 Supercharged | For Vehicles with Production Date After 08/08/16 |
| 2019 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date After 08/08/16 |
| 2022 | Audi | RS Q8 | SUV | 4.0L V8 Turbo |