Audi / Volkswagen Coolant Reservoir Tank Hose / Line 8D0121109N
OEM Part #: 8D0-121-109-N (8D0121109N)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
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Audi coolant reservoir tank hose / line, OEM part number 8D0121109N — a used genuine part. This is the hose or line connecting the coolant expansion tank on 2.8L 2771CC V6 gas engines. When the original hose develops cracks or becomes brittle, coolant can leak, leading to low coolant levels and potential overheating. A direct-fit replacement for Audi and Volkswagen models with that naturally aspirated V6.
Specifications
| Fits Vehicle Model | A4, A6, Passat |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 8D0-121-109-N (8D0121109N) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 28 vehicle configurations across 2 makes, 1998-2005.
View all 28 vehicle configurations — 18 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 1998 | Audi | A6 | Sedan | 2.8L V6 | |
| 1998 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | A4 | Sedan | 2.8L V6 | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 149001 |
| 2001 | Audi | A4 | Quattro Wagon | 2.8L V6 | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 149001; For Vehicles with Engine Code(s) AHA, ATQ |
| 2001 | Audi | A4 | Quattro Sedan | 2.8L V6 | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 149001; For Vehicles with Engine Code(s) AHA, ATQ |
| 2001 | Audi | A6 | Sedan | 2.8L V6 | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 120001 |
| 2001 | Audi | A6 | Quattro Wagon | 2.8L V6 | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 120001 |
| 2001 | Audi | A6 | Quattro Sedan | 2.8L V6 | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 120001 |
| 2001 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | |
| 2001 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | |
| 2001 | Volkswagen | Passat | Sedan | 2.8L V6 | |
| 2001 | Volkswagen | Passat | Wagon | 2.8L V6 | |
| 2002 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | |
| 2002 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | |
| 2002 | Volkswagen | Passat | Sedan | 2.8L V6 | |
| 2002 | Volkswagen | Passat | Wagon | 2.8L V6 | |
| 2003 | Volkswagen | Passat | Sedan | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2003 | Volkswagen | Passat | Wagon | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2003 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2003 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2004 | Volkswagen | Passat | Sedan | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2004 | Volkswagen | Passat | Wagon | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2004 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2004 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2005 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2005 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2005 | Volkswagen | Passat | Sedan | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |
| 2005 | Volkswagen | Passat | Wagon | 2.8L V6 | For Vehicles with Engine Code(s) ATQ |