1996-2012 Audi / Volkswagen EGR / Combi Valve Adapter / Bracket Left, Right 078131166
OEM Part #: 078-131-166 (078131166)
Actual photo
The exact part you’ll receive — not a stock photo.
$11.99
Side: Left, Right
Used
Donor2000 Audi A8 · 4.2L
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Genuine OEM Used
SKU: 485641
Donor Vehicle: 2000 Audi A8 · 4.2L
2 photos
$11.99
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Genuine OEM Used
SKU: 616952
Donor Vehicle: 2005 Audi A8 · 4.2L
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$11.99
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Genuine OEM Used
SKU: 615279
Donor Vehicle: 2001 Audi A6 · 2.8L
3 photos
$11.99
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Genuine OEM Used
SKU: 702092
Donor Vehicle: 2003 Volkswagen PASSAT · 2.8L
2 photos
$11.99
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Genuine OEM Used
SKU: 530733
Donor Vehicle: 2005 Volkswagen TOUAREG · 4.2L
2 photos
$11.99
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Used OEM EGR / Combi Valve Adapter / Bracket, part number 078131166. This bracket mounts the EGR valve and combi valve assembly on the engine, securing the connection between the exhaust gas recirculation system and the valve. A cracked or missing bracket can cause exhaust leaks, a loose valve, or trigger a check engine light.
Specifications
| Fits Vehicle Model | A4, A6, A8, Passat, Phaeton, Q7, S6, S8, Touareg |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 078-131-166 (078131166) |
| Side | Left, Right |
| Category | Fuel / Emissions |
Compatible Vehicles
Fits 95 vehicle configurations across 2 makes, 1996-2012.
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 95 vehicle configurations — 24 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 1996 | Audi | A4 | Sedan | 2.8L V6 | For Vehicles with Engine Code(s) AHA |
| 1996 | Audi | A4 | Quattro Sedan | 2.8L V6 | For Vehicles with Engine Code(s) AHA |
| 1997 | Audi | A4 | Sedan | 2.8L V6 | For Vehicles with Engine Code(s) AHA |
| 1997 | Audi | A4 | Quattro Sedan | 2.8L V6 | For Vehicles with Engine Code(s) AHA |
| 1998 | Audi | A4 | Wagon | 2.8L V6 | |
| 1998 | Audi | A4 | Sedan | 2.8L V6 | |
| 1998 | Audi | A4 | Quattro Wagon | 2.8L V6 | |
| 1998 | Audi | A4 | Quattro Sedan | 2.8L V6 | |
| 1998 | Audi | A6 | Sedan | 2.8L V6 | |
| 1998 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 1999 | Audi | A4 | Sedan | 2.8L V6 | |
| 1999 | Audi | A4 | Quattro Wagon | 2.8L V6 | For Vehicles with Engine Code(s) AHA, ATQ |
| 1999 | Audi | A4 | Quattro Sedan | 2.8L V6 | For Vehicles with Engine Code(s) AHA, ATQ |
| 1999 | Audi | A6 | Sedan | 2.8L V6 | |
| 1999 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 1999 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2000 | Audi | A4 | Sedan | 2.8L V6 | |
| 2000 | Audi | A4 | Quattro Wagon | 2.8L V6 | For Vehicles with Engine Code(s) AHA, ATQ |
| 2000 | Audi | A4 | Quattro Sedan | 2.8L V6 | For Vehicles with Engine Code(s) AHA, ATQ |
| 2000 | Audi | A6 | Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2000 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2000 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2001 | Audi | A4 | Sedan | 2.8L V6 | |
| 2001 | Audi | A4 | Quattro Wagon | 2.8L V6 | For Vehicles with Engine Code(s) AHA, ATQ |
| 2001 | Audi | A4 | Quattro Sedan | 2.8L V6 | For Vehicles with Engine Code(s) AHA, ATQ |
| 2001 | Audi | A6 | Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2001 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2001 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2001 | Audi | S8 | Sedan | 4.2L V8 | |
| 2002 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2002 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2002 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2002 | Audi | S6 | Wagon | 4.2L V8 | |
| 2002 | Audi | S8 | Sedan | 4.2L V8 | |
| 2003 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2003 | Audi | S6 | Wagon | 4.2L V8 | |
| 2004 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2004 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BFM, BGK |
| 2005 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BFM, BGK |
| 2005 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BFM, BGK |
| 2006 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BFM, BGK |
| 2006 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BFM, BGK |
| 2007 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BFM, BGK |
| 2007 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BFM, BGK |
| 2007 | Audi | Q7 | SUV | 4.2L V8 | |
| 2008 | Audi | Q7 | SUV | 4.2L V8 | |
| 2009 | Audi | Q7 | SUV | 4.2L V8 | |
| 2010 | Audi | Q7 | SUV | 4.2L V8 | For Vehicles with Engine Code(s) BAR |
| 2011 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) CDRA |
| 2011 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Engine Code(s) CDRA |
| 2012 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) CDRA |
| 2012 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Engine Code(s) CDRA |
| 1998 | Volkswagen | Passat | Sedan | 2.8L V6 | |
| 1998 | Volkswagen | Passat | Wagon | 2.8L V6 | |
| 1999 | Volkswagen | Passat | Sedan | 2.8L V6 | |
| 1999 | Volkswagen | Passat | Wagon | 2.8L V6 | |
| 2000 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | |
| 2000 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | |
| 2000 | Volkswagen | Passat | Sedan | 2.8L V6 | |
| 2000 | Volkswagen | Passat | Wagon | 2.8L V6 | |
| 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 | |
| 2003 | Volkswagen | Passat | Wagon | 2.8L V6 | |
| 2003 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | |
| 2003 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | |
| 2004 | Volkswagen | Passat | Sedan | 2.8L V6 | |
| 2004 | Volkswagen | Passat | Wagon | 2.8L V6 | |
| 2004 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | |
| 2004 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | |
| 2004 | Volkswagen | Phaeton | Sedan | 4.2L V8 | |
| 2004 | Volkswagen | Touareg | SUV | 4.2L V8 | |
| 2005 | Volkswagen | Passat | 4 Sedan | 2.8L V6 | |
| 2005 | Volkswagen | Passat | 4 Wagon | 2.8L V6 | |
| 2005 | Volkswagen | Passat | Sedan | 2.8L V6 | |
| 2005 | Volkswagen | Passat | Wagon | 2.8L V6 | |
| 2005 | Volkswagen | Phaeton | Sedan | 4.2L V8 | |
| 2005 | Volkswagen | Touareg | SUV | 4.2L V8 | |
| 2006 | Volkswagen | Phaeton | Sedan | 4.2L V8 | |
| 2006 | Volkswagen | Touareg | SUV | 4.2L V8 | For Vehicles with Engine Code(s) AXQ, BAR |
| 2007 | Volkswagen | Touareg | SUV | 4.2L V8 | For Vehicles with Engine Code(s) AXQ, BAR |
| 2008 | Volkswagen | Touareg | SUV | 4.2L V8 | |
| 2009 | Volkswagen | Touareg | SUV | 4.2L V8 |