2017-2026 Audi Turbo Coolant Line / Pipe (RETURN) 06N121492C
OEM Part #: 06N-121-492-C (06N121492C)
Actual photo
The exact part you’ll receive — not a stock photo.
$36.49
Used
Donor2021 Audi Q5 · 2.0L
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Genuine OEM Used
SKU: 670624
Donor Vehicle: 2021 Audi Q5 · 2.0L
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$36.49
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A used genuine OEM Audi Turbo Coolant Line / Pipe (return), OEM number 06N121492C, carries coolant from the turbocharger back to the cooling system. This return pipe is found on EA888 2.0 TSI/TFSI engines in various Audi models. When the line cracks or its o-rings fail, it can cause coolant leaks, low coolant level warnings, and potential overheating.
Specifications
| Fits Vehicle Model | A4, A4 allroad, A5, A6, Q5, Q5 PHEV, Q7 |
| Fits Vehicle Make | Audi |
| OEM Part No | 06N-121-492-C (06N121492C) |
| Category | Turbo / Supercharger |
Compatible Vehicles
Fits 68 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 68 vehicle configurations — 14 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2019 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | A4 allroad | Wagon | 2.0L l4 Turbo | Turbocharger Cooling, Outlet |
| 2021 | Audi | A4 allroad | Wagon | 2.0L l4 Turbo | Turbocharger Cooling, Outlet |
| 2025 | Audi | A4 allroad | Wagon | 2.0L l4 Turbo | Turbocharger Cooling, Outlet |
| 2023 | Audi | A4 allroad | Wagon | 2.0L l4 Turbo | Turbocharger Cooling, Outlet |
| 2025 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | Turbocharger Cooling, Outlet |
| 2022 | Audi | A4 allroad | Wagon | 2.0L l4 Turbo | Turbocharger Cooling, Outlet |
| 2025 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2026 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/19/21 |
| 2022 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2025 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/19/21 |
| 2021 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2024 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2023 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2020 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/19/21 |
| 2021 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2024 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2019 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2018 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/19/21 |
| 2023 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2021 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/19/21 |
| 2020 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2021 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/19/21 |
| 2021 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2021 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/19/21 |
| 2022 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2018 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2018 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2017 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2017 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2017 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2021 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2022 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2020 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2020 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/19/21 |
| 2023 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2025 | Audi | Q5 PHEV | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2024 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | A6 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2024 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2025 | Audi | A5 | Hatchback | 2.0L l4 Turbo | |
| 2022 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2021 | Audi | Q7 | SUV | 2.0L l4 Turbo |