BMW Coolant Reservoir Vent Hose / Line 17127521775
OEM Part #: 17-12-7-521-775 (17127521775)
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 Coolant Hose / Pipe / Line that may fit your vehicle
Coolant Adapter Pipe
Starting at $13.49
Fits 2004–2010 BMW
OEM: 64536914574
Coolant Hose / Line
$24.99
Fits 2006–2010 BMW
OEM: 11537522999
Coolant Hose / Line
Starting at $28.99
Fits 2004–2010 BMW
OEM: 17127542540
Coolant Hose / Line
Starting at $7.49
Fits 2006–2013 BMW
OEM: 11537521049
Coolant Hose / Line Bracket
$16.99
Fits 2006–2014 BMW
OEM: 11537545387
Coolant Pipe / Tube / Line
$29.99
Fits 2006–2013 BMW
OEM: 11537516414
- Genuine OEM — real photos
- 30-day returns on eligible parts
- eBay Top Rated · 100,000+ positive ratings
- Ships from our own indoor warehouse
Specifications
| Fits Vehicle Model | 525i, 525xi, 528i, 528i xDrive, 528xi, 530i, 530xi, 545i, 645Ci |
| Fits Vehicle Make | BMW |
| OEM Part No | 17-12-7-521-775 (17127521775) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 22 vehicle configurations across 1 make, 2004-2010.
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 — 22 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2004 | BMW | 545i | Sedan | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2004 | BMW | 645Ci | Convertible | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2004 | BMW | 645Ci | Coupe | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2005 | BMW | 545i | Sedan | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2005 | BMW | 645Ci | Convertible | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2005 | BMW | 645Ci | Coupe | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2006 | BMW | 525i | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2006 | BMW | 525xi | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2006 | BMW | 530i | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2006 | BMW | 530xi | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2006 | BMW | 530xi | Wagon | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2007 | BMW | 525i | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2007 | BMW | 525xi | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2007 | BMW | 530i | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2007 | BMW | 530xi | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2007 | BMW | 530xi | Wagon | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2008 | BMW | 528i | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2008 | BMW | 528xi | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2009 | BMW | 528i | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2009 | BMW | 528i xDrive | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2010 | BMW | 528i | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |
| 2010 | BMW | 528i xDrive | Sedan | 3.0L l6 | For vehicles WITHOUT option codes S205A AND S2TBA |