2016-2026 Audi / Volkswagen Radiator / Expansion Tank Coolant Hose 5WA121447
OEM Part #: 5WA-121-447 (5WA121447)
Actual photo
The exact part you’ll receive — not a stock photo.
$11.99
Used
Donor2024 Audi A3 · 2.0L · 17k miles
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Genuine OEM Used
SKU: 709039
Donor Vehicle: 2024 Audi A3 · 2.0L · 17k miles
2 photos
$11.99
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This is a used genuine OEM radiator / expansion tank coolant hose, part number 5WA121447, removed from a donor vehicle. Also known as the upper coolant hose or engine coolant pipe, it connects the radiator to the expansion tank on the EA888 2.0 TSI/TFSI and 2.0 MHEV turbocharged four-cylinder engines. A common failure symptom is a coolant leak at the hose's plastic connector or a cracked hose, leading to overheating or low coolant warnings.
Specifications
| Fits Vehicle Model | A3, Arteon, GTI, Q3, S3, Tiguan, TT, TTS |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 5WA-121-447 (5WA121447) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 61 vehicle configurations across 2 makes, 2016-2026.
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 61 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2024 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2022 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2025 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2021 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2023 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | |
| 2024 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | |
| 2021 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2024 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2020 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2018 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2021 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | |
| 2026 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2020 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2022 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2025 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2024 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2022 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2019 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2019 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2024 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2023 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2022 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2026 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2024 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2016 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2022 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2022 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2025 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2023 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2016 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2018 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2025 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2026 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2021 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2022 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2023 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2017 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2023 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2021 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2018 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2016 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo |