Audi / Porsche / Volkswagen Coolant Reservoir / Tank / Bottle 7L0121407E
OEM Part #: 7L0-121-407-E (7L0121407E)
Porsche Part #: 95510614722
This page covers one exact OEM part number. Every unit we stocked has sold.
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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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This OEM coolant reservoir (Part Number: 7L0121407E) is critical for maintaining the optimal temperature of your engine by storing excess coolant fluid. Commonly found in 2004-2010 Volkswagen Touareg and 2007-2011 Audi Q7 models, this tank ensures that your vehicle operates efficiently and prevents overheating. A damaged or malfunctioning reservoir can lead to coolant leaks, which may result in engine overheating or severe damage. By upgrading with this authentic part, you can resolve issues stemming from wear and tear, ensuring your vehicle runs as designed. Compatible with engines including the 3.0L V6 Diesel and 4.2L V8 Gas, this part is the genuine solution for enhanced performance.
Specifications
| Fits Vehicle Model | Cayenne, Q7, Touareg |
| Fits Vehicle Make | Audi, Porsche, Volkswagen |
| OEM Part No | 7L0-121-407-E (7L0121407E) |
| Porsche Part No | 95510614722 |
| Compatible OEM Part No | 7L0-121-407-C, 95510614721, 95510614720 |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 52 vehicle configurations across 3 makes, 2003-2010.
View all 52 vehicle configurations — 16 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2007 | Audi | Q7 | SUV | 3.6L V6 | |
| 2007 | Audi | Q7 | SUV | 4.2L V8 | |
| 2008 | Audi | Q7 | SUV | 3.6L V6 | |
| 2008 | Audi | Q7 | SUV | 4.2L V8 | |
| 2009 | Audi | Q7 | SUV | 3.6L V6 | |
| 2009 | Audi | Q7 | SUV | 4.2L V8 | |
| 2009 | Audi | Q7 | SUV | 3.0L V6 Diesel Turbo | |
| 2010 | Audi | Q7 | SUV | 4.2L V8 | For Vehicles With Production date Up To 05/31/10 |
| 2003 | Porsche | Cayenne | S SUV | 4.5L V8 | |
| 2003 | Porsche | Cayenne | Turbo SUV | 4.5L V8 Turbo | |
| 2004 | Porsche | Cayenne | SUV | 3.2L V6 | |
| 2004 | Porsche | Cayenne | S SUV | 4.5L V8 | |
| 2004 | Porsche | Cayenne | Turbo SUV | 4.5L V8 Turbo | |
| 2005 | Porsche | Cayenne | SUV | 3.2L V6 | |
| 2005 | Porsche | Cayenne | S SUV | 4.5L V8 | |
| 2005 | Porsche | Cayenne | Turbo SUV | 4.5L V8 Turbo | |
| 2006 | Porsche | Cayenne | SUV | 3.2L V6 | |
| 2006 | Porsche | Cayenne | S SUV | 4.5L V8 | |
| 2006 | Porsche | Cayenne | Turbo SUV | 4.5L V8 Turbo | |
| 2006 | Porsche | Cayenne | Turbo S SUV | 4.5L V8 Turbo | |
| 2008 | Porsche | Cayenne | SUV | 3.6L V6 | |
| 2008 | Porsche | Cayenne | GTS SUV | 4.8L V8 | |
| 2008 | Porsche | Cayenne | S SUV | 4.8L V8 | |
| 2008 | Porsche | Cayenne | Turbo SUV | 4.8L V8 Turbo | |
| 2009 | Porsche | Cayenne | SUV | 3.6L V6 | |
| 2009 | Porsche | Cayenne | GTS SUV | 4.8L V8 | |
| 2009 | Porsche | Cayenne | S SUV | 4.8L V8 | |
| 2009 | Porsche | Cayenne | Turbo SUV | 4.8L V8 Turbo | |
| 2009 | Porsche | Cayenne | Turbo S SUV | 4.8L V8 Turbo | |
| 2010 | Porsche | Cayenne | SUV | 3.6L V6 | |
| 2010 | Porsche | Cayenne | GTS SUV | 4.8L V8 | |
| 2010 | Porsche | Cayenne | S SUV | 4.8L V8 | |
| 2010 | Porsche | Cayenne | Turbo SUV | 4.8L V8 Turbo | |
| 2010 | Porsche | Cayenne | Turbo S SUV | 4.8L V8 Turbo | |
| 2004 | Volkswagen | Touareg | SUV | 3.2L V6 | For Vehicles with Engine Code(s) BAA, BMX |
| 2004 | Volkswagen | Touareg | SUV | 4.2L V8 | For Vehicles with Engine Code(s) AXQ |
| 2005 | Volkswagen | Touareg | SUV | 3.2L V6 | For Vehicles with Engine Code(s) BAA, BMX |
| 2005 | Volkswagen | Touareg | SUV | 4.2L V8 | For Vehicles with Engine Code(s) AXQ |
| 2006 | Volkswagen | Touareg | SUV | 3.2L V6 | |
| 2006 | Volkswagen | Touareg | SUV | 4.2L V8 | |
| 2006 | Volkswagen | Touareg | SUV | 5.0L V10 Diesel Turbo | |
| 2007 | Volkswagen | Touareg | SUV | 3.6L V6 | For Vehicles With Production date Up To 03/31/10 |
| 2007 | Volkswagen | Touareg | SUV | 4.2L V8 | For Vehicles With Production date Up To 03/31/10 |
| 2007 | Volkswagen | Touareg | SUV | 5.0L V10 Diesel Turbo | For Vehicles With Production date Up To 03/31/10 |
| 2008 | Volkswagen | Touareg | SUV | 3.6L V6 | For Vehicles With Production date Up To 03/31/10 |
| 2008 | Volkswagen | Touareg | SUV | 4.2L V8 | For Vehicles With Production date Up To 03/31/10 |
| 2008 | Volkswagen | Touareg | SUV | 5.0L V10 Diesel Turbo | For Vehicles With Production date Up To 03/31/10 |
| 2009 | Volkswagen | Touareg | SUV | 3.6L V6 | For Vehicles With Production date Up To 03/31/10 |
| 2009 | Volkswagen | Touareg | SUV | 4.2L V8 | For Vehicles With Production date Up To 03/31/10 |
| 2009 | Volkswagen | Touareg | SUV | 3.0L V6 Diesel Turbo | For Vehicles With Production date Up To 03/31/10 |
| 2010 | Volkswagen | Touareg | SUV | 3.0L V6 Diesel Turbo | For Vehicles With Production date Up To 03/31/10 |
| 2010 | Volkswagen | Touareg | SUV | 3.6L V6 | For Vehicles With Production date Up To 03/31/10 |