2004-2007 Audi A8 Radiator Breather Hose / Vent Tube 4E0121164D
OEM Part #: 4E0-121-164-D (4E0121164D)
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:
Other Radiator Coolant Hose / Vacuum / Crankcase Breather Hose / Line that may fit your vehicle
Coolant Hose / Line
$129.99
Fits 2005–2006 Audi A8
OEM: 4E0121448AD
Crankcase Breather / Vent Hose
$75.49
Fits 2004–2009 Audi & Volkswagen
OEM: 07C103641L
Crankcase Breather / Vent Hose
$75.49
Fits 2004–2009 Audi & Volkswagen
OEM: 07C103283A
Engine Breather Hose / Vent Tube (UPPER)
$85.49
Fits 2005–2009 Audi A8
OEM: 07C201994
Lower Radiator Coolant Hose / Line
$39.99
Fits 2004–2010 Audi A8
OEM: 4E0121055AF
Vacuum Hose / Line
$39.99
Fits 2004–2007 Audi A8
OEM: 077133394AD
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- 30-day returns on eligible parts
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- Ships from our own indoor warehouse
Specifications
| Fits Vehicle Model | A8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4E0-121-164-D (4E0121164D) |
| Category | Evap / EGR |
Compatible Vehicles
Fits 7 vehicle configurations across 1 make, 2004-2007.
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 7 vehicle configurations — 7 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 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 |