Audi / Volkswagen Coolant Hose / Line 06K121051H
OEM Part #: 06K-121-051-H (06K121051H)
Actual photo
The exact part you’ll receive — not a stock photo.
- Genuine OEM — real photos
- 30-day returns on eligible parts
- eBay Top Rated · 100,000+ positive ratings
- Ships from our own indoor warehouse
This OEM coolant hose (Part Number: 06K121049A) is an essential component engineered to ensure optimal coolant circulation within Audi and Volkswagen vehicles. It effectively connects components in the cooling system, maintaining temperature regulation. This genuine part fits multiple models, including the Audi A3, Q3, and TT (2015-2024), as well as various Volkswagen models like the Tiguan, Jetta, and Atlas (2012-2024). Replacement of a worn or damaged coolant hose can resolve overheating issues and leaks, which may lead to engine performance problems. This authentic part guarantees compatibility and reliability for your vehicle's cooling system. --- Ensure your vehicle runs smoothly with this OEM coolant hose (Part Number: 06K121051H), a factory-original replacement for various Audi and Volkswagen models. This component is vital for the cooling system, directing coolant flow to prevent overheating. Compatible with models such as the Audi S3 and Q3, as well as the Volkswagen GTI and Atlas (2015-2024), this hose maintains stable operating temperatures. A worn or ruptured coolant hose can cause leaks and reduced efficiency, ultimately risking engine health. Trust this authentic OEM part to restore your vehicle's performance and reliability. --- This coolant hose (OEM Part Number: 06K121049A) is specifically designed for use in the cooling systems of several Audi and Volkswagen models, including the Audi A3 and Q3, as well as the Volkswagen Jetta and Tiguan (2015-2024). By facilitating the proper flow of coolant, it prevents thermal overload in the engine. Common issues like leaks or blockages from wear and tear can lead to serious engine complications. Using this genuine OEM part ensures a perfect fit and function, supporting the engine's performance and longevity. Replace with confidence for reliable coolant management. --- Experience the reliability of this OEM coolant hose (Part Number: 06K121051H), a critical component that connects the cooling system in select Audi and Volkswagen vehicles, including the TT and Golf series (2015-2024). This part is engineered to effectively streamline coolant flow, minimizing the risk of overheating. Aging hoses can fail, causing leaks that jeopardize engine efficiency. Installing this genuine OEM part not only restores functionality but also ensures authenticity and compatibility within your vehicle's complex cooling system. Keep your engine safe and functioning at peak performance with this premium replacement hose.
Specifications
| Fits Vehicle Model | A3, Arteon, Atlas, Atlas Cross Sport, Beetle, Golf, Golf Alltrack, Golf SportWagen, GTI, Jetta, Q3, S3, Tiguan, TT, TTS |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 06K-121-051-H (06K121051H) |
| Compatible OEM Part No | 06K-121-049-A |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 148 vehicle configurations across 2 makes, 2012-2026.
View all 148 vehicle configurations — 80 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2015 | Audi | A3 | Convertible | 1.8L l4 Turbo | |
| 2015 | Audi | A3 | Sedan | 1.8L l4 Turbo | |
| 2015 | Audi | A3 | Sedan | 2.0L l4 Diesel Turbo | For Vehicles with Engine Code(s) CHHB, CNTC |
| 2015 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CNTC |
| 2015 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHHB, CJXB, CJXC, CJXF, CNTC, CYFB |
| 2015 | Audi | S3 | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHHB, CJXB, CJXC, CJXF, CNTC, CYFB |
| 2016 | Audi | A3 | Convertible | 1.8L l4 Turbo | |
| 2016 | Audi | A3 | Sedan | 1.8L l4 Turbo | |
| 2016 | Audi | A3 | Sedan | 2.0L l4 Diesel Turbo | For Vehicles with Engine Code(s) CHHB, CNTC |
| 2016 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CNTC |
| 2016 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHHB, CJXB, CJXC, CJXF, CNTC, CYFB |
| 2016 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2016 | Audi | Q3 | Quattro SUV | 2.0L l4 Turbo | |
| 2016 | Audi | S3 | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CHHB, CJXB, CJXC, CJXF, CNTC, CYFB |
| 2016 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | |
| 2016 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | |
| 2016 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | A3 | Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2017 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | For Automatic Transmission |
| 2017 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2017 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2017 | Audi | Q3 | Quattro SUV | 2.0L l4 Turbo | |
| 2017 | Audi | S3 | Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2017 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2017 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2017 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2018 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2018 | Audi | A3 | Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2018 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | For Automatic Transmission |
| 2018 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2018 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2018 | Audi | Q3 | Quattro SUV | 2.0L l4 Turbo | |
| 2018 | Audi | S3 | Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2018 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2018 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2018 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2019 | Audi | A3 | Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | A3 | Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2019 | Audi | A3 | Quattro Convertible | 2.0L l4 Turbo | For Automatic Transmission |
| 2019 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2019 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2019 | Audi | S3 | Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2019 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2019 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2019 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2020 | Audi | A3 | Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2020 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2020 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | S3 | Sedan | 2.0L l4 Turbo | For Automatic Transmission |
| 2020 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2020 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2020 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2021 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2021 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2021 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2021 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2022 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2022 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2022 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2012 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2013 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2013 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2014 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2014 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2015 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2015 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2015 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | For Vehicles With Production date Up To 07/31/14; For Vehicles with Engine Code(s) CNSA, CNSB, CXBA, CXBB |
| 2015 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | |
| 2015 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2016 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2016 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2016 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | For Vehicles with Engine Code(s) CXBA, CXBB |
| 2016 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | |
| 2016 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2017 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2017 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2017 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | For Vehicles with Engine Code(s) CXBA, CXBB |
| 2017 | Volkswagen | Golf Alltrack | Wagon | 1.8L l4 Turbo | |
| 2017 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | |
| 2017 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2018 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2018 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2018 | Volkswagen | Golf | Hatchback | 1.8L l4 Turbo | |
| 2018 | Volkswagen | Golf Alltrack | Wagon | 1.8L l4 Turbo | |
| 2018 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | |
| 2018 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 07/01/18 |
| 2018 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 09/22/20; For Vehicles with Engine Code(s) CXDA, DNJA |
| 2019 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2019 | Volkswagen | Beetle | Convertible | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2019 | Volkswagen | Beetle | Hatchback | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CULC |
| 2019 | Volkswagen | Golf Alltrack | Wagon | 1.8L l4 Turbo | |
| 2019 | Volkswagen | Golf SportWagen | Wagon | 1.8L l4 Turbo | |
| 2019 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 07/01/18 |
| 2019 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDB, DKFA |
| 2019 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 09/22/20; For Vehicles with Engine Code(s) CXDA, DNJA |
| 2020 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2020 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2020 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2020 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | For Vehicles with Production Date After 07/01/18 |
| 2020 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDB, DKFA |
| 2020 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 09/22/20; For Vehicles with Engine Code(s) CXDA, DNJA |
| 2021 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2021 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2021 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2021 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDB, DKFA |
| 2021 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 09/22/20; For Vehicles with Engine Code(s) CXDA, DNJA |
| 2022 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2022 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2022 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDB, DKFA |
| 2022 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDA |
| 2023 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2023 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2023 | Audi | TT | Quattro Convertible | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2023 | Audi | TT | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2023 | Audi | TTS | Quattro Coupe | 2.0L l4 Turbo | For Vehicles with Production Date After 01/26/15 |
| 2024 | Audi | A3 | Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2024 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2022 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2022 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2023 | Volkswagen | Arteon | Hatchback | 2.0L l4 Turbo | |
| 2023 | Volkswagen | Atlas | SUV | 2.0L l4 Turbo | |
| 2023 | Volkswagen | Atlas Cross Sport | SUV | 2.0L l4 Turbo | |
| 2023 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2023 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDB, DKFA |
| 2023 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDA |
| 2024 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2024 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDB, DKFA |
| 2024 | Volkswagen | Tiguan | SUV | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDA |
| 2024 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2025 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2025 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2025 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDB, DKFA |
| 2025 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2026 | Audi | A3 | Quattro Sedan | 2.0L l4 Turbo | |
| 2026 | Audi | S3 | Sedan | 2.0L l4 Turbo | |
| 2025 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2026 | Volkswagen | GTI | Hatchback | 2.0L l4 Turbo | |
| 2026 | Volkswagen | Jetta | Sedan | 2.0L l4 Turbo | For Vehicles with Engine Code(s) CXDB, DKFA |