2008-2021 Volkswagen Coolant Line / Pipe / Tube 3C0121070AJ
OEM Part #: 3C0-121-070-AJ (3C0121070AJ)
Actual photo
The exact part you’ll receive — not a stock photo.
$23.49
Used
Donor2021 Volkswagen ATLAS · 3.6L · 67k miles
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Genuine OEM Used
SKU: 706328
Donor Vehicle: 2021 Volkswagen ATLAS · 3.6L · 67k miles
2 photos
$23.49
30-Day Returns
Genuine OEM Used
SKU: 633811
Donor Vehicle: 2018 Volkswagen ATLAS · 3.6L
2 photos
$23.49
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Genuine OEM Used
SKU: 639759
Donor Vehicle: 2018 Volkswagen ATLAS · 3.6L
2 photos
$23.49
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Genuine OEM Used
SKU: 629419
Donor Vehicle: 2019 Volkswagen ATLAS · 3.6L · 65k miles
2 photos
$23.49
30-Day Returns
Genuine OEM Used
SKU: 643787
Donor Vehicle: 2019 Volkswagen ATLAS · 3.6L
2 photos
$23.49
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Genuine OEM Used
SKU: 651045
Donor Vehicle: 2019 Volkswagen ATLAS · 3.6L
2 photos
$23.49
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Genuine OEM Used
SKU: 512779
Donor Vehicle: 2019 Volkswagen ATLAS · 3.6L · 48k miles
2 photos
$23.49
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Genuine OEM Used
SKU: 713737
Donor Vehicle: 2018 Volkswagen ATLAS · 3.6L
2 photos
$23.49
30-Day Returns
Genuine OEM Used
SKU: 663634
Donor Vehicle: 2018 Volkswagen ATLAS · 3.6L
2 photos
$28.99
30-Day Returns
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This used OEM coolant line (3C0121070AJ) is a genuine Volkswagen part, also referred to as a coolant pipe or tube. Designed for the 3.6L V6 (3597cc/3598cc) found in several VW models, it routes engine coolant to maintain proper operating temperature. When this line develops cracks or breaks, coolant leaks and overheating can occur.
Specifications
| Fits Vehicle Model | Atlas, Atlas Cross Sport, CC, Passat |
| Fits Vehicle Make | Volkswagen |
| OEM Part No | 3C0-121-070-AJ (3C0121070AJ) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 27 vehicle configurations across 1 make, 2008-2021.
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 27 vehicle configurations — 6 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2021 | Volkswagen | Atlas | SUV | 3.6L V6 | For Vehicles With Production date Up To 08/03/20 |
| 2020 | Volkswagen | Atlas Cross Sport | SUV | 3.6L V6 | For Vehicles With Production date Up To 08/03/20 |
| 2021 | Volkswagen | Atlas Cross Sport | SUV | 3.6L V6 | For Vehicles With Production date Up To 08/03/20 |
| 2018 | Volkswagen | Atlas | SUV | 3.6L V6 | For Vehicles With Production date Up To 08/03/20 |
| 2019 | Volkswagen | Atlas | SUV | 3.6L V6 | For Vehicles With Production date Up To 08/03/20 |
| 2018 | Volkswagen | Passat | GT Sedan | 3.6L V6 | |
| 2015 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2020 | Volkswagen | Atlas | SUV | 3.6L V6 | For Vehicles With Production date Up To 08/03/20 |
| 2013 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2013 | Volkswagen | CC | Sedan | 3.6L V6 | |
| 2010 | Volkswagen | CC | Sedan | 3.6L V6 | |
| 2012 | Volkswagen | CC | Sedan | 3.6L V6 | |
| 2009 | Volkswagen | CC | Sedan | 3.6L V6 | |
| 2012 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2008 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2008 | Volkswagen | Passat | Wagon | 3.6L V6 | |
| 2011 | Volkswagen | CC | 4Motion Sedan | 3.6L V6 | |
| 2010 | Volkswagen | CC | 4Motion Sedan | 3.6L V6 | |
| 2009 | Volkswagen | CC | 4Motion Sedan | 3.6L V6 | |
| 2018 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2017 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2016 | Volkswagen | CC | 4Motion Sedan | 3.6L V6 | |
| 2016 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2013 | Volkswagen | CC | 4Motion Sedan | 3.6L V6 | |
| 2014 | Volkswagen | CC | 4 Sedan | 3.6L V6 | |
| 2014 | Volkswagen | Passat | Sedan | 3.6L V6 | |
| 2015 | Volkswagen | CC | 4 Sedan | 3.6L V6 |