2004-2009 Audi A6/Allroad/S4 EGR Combi Valve Adapter Right 079133864D
OEM Part #: 079-133-864-D (079133864D)
Actual photo
The exact part you’ll receive — not a stock photo.
$6.68
Side: Right
Used
Donor2007 Audi S4 · 4.2L
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Genuine OEM Used
SKU: 165417
Donor Vehicle: 2007 Audi S4 · 4.2L
2 photos
$6.68
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Genuine OEM Used
SKU: 652403
Donor Vehicle: 2008 Audi S4 · 4.2L
2 photos
$7.49
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Audi EGR Combi Valve Adapter, OEM part number 079133864D, is a factory-used component for the secondary air injection and EGR system. This adapter also replaces 079133864B and mounts on the right side of the engine. It fits Audi A6 Quattro, Allroad Quattro, and S4 models equipped with the 4.2L 4163cc or 4172cc V8. When the adapter fails, you may notice exhaust leaks or a check-engine light due to improper flow.
Specifications
| Fits Vehicle Model | A6, Allroad, S4 |
| Fits Vehicle Make | Audi |
| OEM Part No | 079-133-864-D (079133864D) |
| Compatible OEM Part No | 079-133-864-B |
| Side | Right |
| Category | Fuel / Emissions |
Compatible Vehicles
Fits 22 vehicle configurations across 1 make, 2004-2009.
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 22 vehicle configurations — 4 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2004 | Audi | Allroad | Quattro Wagon | 4.2L V8 | |
| 2004 | Audi | S4 | Wagon | 4.2L V8 | |
| 2004 | Audi | S4 | Sedan | 4.2L V8 | |
| 2004 | Audi | S4 | Convertible | 4.2L V8 | |
| 2005 | Audi | A6 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BNK |
| 2005 | Audi | Allroad | Quattro Wagon | 4.2L V8 | |
| 2005 | Audi | S4 | Wagon | 4.2L V8 | |
| 2005 | Audi | S4 | Sedan | 4.2L V8 | |
| 2005 | Audi | S4 | Convertible | 4.2L V8 | |
| 2006 | Audi | A6 | Quattro Sedan | 4.2L V8 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 035000; For Vehicles with Engine Code(s) BNK |
| 2006 | Audi | S4 | Wagon | 4.2L V8 | |
| 2006 | Audi | S4 | Sedan | 4.2L V8 | |
| 2006 | Audi | S4 | Convertible | 4.2L V8 | |
| 2007 | Audi | A6 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BNK |
| 2007 | Audi | S4 | Wagon | 4.2L V8 | |
| 2007 | Audi | S4 | Sedan | 4.2L V8 | |
| 2007 | Audi | S4 | Convertible | 4.2L V8 | |
| 2008 | Audi | A6 | Quattro Sedan | 4.2L V8 | For Vehicles with Engine Code(s) BNK |
| 2008 | Audi | S4 | Wagon | 4.2L V8 | |
| 2008 | Audi | S4 | Sedan | 4.2L V8 | |
| 2008 | Audi | S4 | Convertible | 4.2L V8 | |
| 2009 | Audi | S4 | Convertible | 4.2L V8 |