Audi RS5/S4/S5 Coolant Reservoir Vent / Breather Line 8W0121081ER
OEM Part #: 8W0-121-081-ER (8W0121081ER)
Actual photo
The exact part you’ll receive — not a stock photo.
$49.99
Used
Donor Vehicle2024 Audi S5 · 3.0L · 11k miles
✓ Free Same Day Shipping on orders by noon CT
or pick up free in Waverly, MN ·
Hours & directions
Wolf Auto Parts, 127 6th St S, Waverly, MN 55390 · Mon–Thu 8–5, Fri 8–2 CT · 1-844-333-3609 · Directions · Ready immediately during business hours.Only 1 in stock — no guaranteed restock
Genuine OEM Used
SKU: 739912
Donor Vehicle: 2024 Audi S5 · 3.0L · 11k miles
2 photos
$49.99
30-Day Returns
- Genuine OEM — real photos
- 30-day returns on eligible parts
- 400,000+ parts shipped · since 2011
- Ships from our own indoor warehouse
Specifications
| Fits Vehicle Model | RS5, S4, S5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8W0-121-081-ER (8W0121081ER) |
| Compatible OEM Part No | 8W0-121-081-EF |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 30 vehicle configurations across 1 make, 2020-2025.
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 30 vehicle configurations — 30 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2020 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2025 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2022 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2021 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles with Production Date After 06/29/20 |
| 2023 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles with Production Date After 06/29/20 |
| 2022 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2021 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2020 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2022 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2023 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2021 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2022 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles with Production Date After 06/29/20 |
| 2023 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2024 | Audi | RS5 | Coupe | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |
| 2021 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |
| 2025 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |
| 2024 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2021 | Audi | RS5 | Coupe | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |
| 2020 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2020 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles with Production Date After 06/29/20 |
| 2024 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles with Production Date After 06/29/20 |
| 2024 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2024 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2023 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2023 | Audi | RS5 | Coupe | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |
| 2023 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |
| 2021 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles with Production Date After 03/30/20 |
| 2022 | Audi | RS5 | Coupe | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |
| 2024 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |
| 2022 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles with Production Date After 08/10/20 |