2004-2009 Audi A8 Brake Booster Vacuum Hose / Line 4E1611931CF
OEM Part #: 4E1-611-931-CF (4E1611931CF)
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The exact part you’ll receive — not a stock photo.
$12.13
Used
Donor2005 Audi A8 · 4.2L
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Genuine OEM Used
SKU: 616906
Donor Vehicle: 2005 Audi A8 · 4.2L
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$12.13
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A used OEM Audi Brake Booster Vacuum Hose / Line, part number 4E1611931CF, also replaces 4E1611931S. This genuine hose connects the brake booster to the vacuum source, supplying the necessary vacuum assist for brake pedal operation. A failing hose can cause a hard brake pedal or a hissing air leak. This specific line is for Audi A8 Quattro models equipped with the 4.2L V8 or 6.0L W12 naturally aspirated engines.
Specifications
| Fits Vehicle Model | A8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4E1-611-931-CF (4E1611931CF) |
| Compatible OEM Part No | 4E1-611-931-S |
| Category | Brake Booster |
Compatible Vehicles
Fits 12 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 12 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2005 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2008 | Audi | A8 | Quattro L Sedan | 6.0L W12 | |
| 2005 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2007 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2006 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2006 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2005 | Audi | A8 | Quattro L Sedan | 6.0L W12 | |
| 2007 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2004 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2007 | Audi | A8 | Quattro L Sedan | 6.0L W12 | |
| 2006 | Audi | A8 | Quattro L Sedan | 6.0L W12 | |
| 2009 | Audi | A8 | Quattro L Sedan | 6.0L W12 |