1997-2005 Porsche 911/Boxster/Carrera GT Coolant Level Sensor 99664150300
Porsche Part #: 996-641-503-00 (99664150300)
Actual photo
The exact part you’ll receive — not a stock photo.
$39.49
Used
Donor2000 Porsche BOXSTER · 2.7L
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Genuine OEM Used
SKU: 653934
Donor Vehicle: 2000 Porsche BOXSTER · 2.7L
2 photos
$39.49
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The Porsche coolant level sensor (OEM 99664150300) is a used genuine component from a donor vehicle. It monitors coolant level in the expansion tank; when it fails, you may get a false low-coolant warning or a check-engine light. This sensor was OE on numerous Porsche H6 engines and the Carrera GT’s V10. A faulty unit can cause intermittent alerts even when coolant level is correct.
Specifications
| Fits Vehicle Model | 911, Boxster, Carrera GT |
| Fits Vehicle Make | Porsche |
| Porsche Part No | 996-641-503-00 (99664150300) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 67 vehicle configurations across 1 make, 1997-2005.
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 67 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2002 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 1999 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2003 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2001 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 2004 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2000 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 2001 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 2000 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 2005 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 1999 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2004 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2004 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2003 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 1999 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 2000 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2005 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2005 | Porsche | 911 | Turbo S Coupe | 3.6L Turbo | |
| 2005 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2003 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2005 | Porsche | 911 | Carrera 4S Convertible | 3.6L | |
| 2004 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2004 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2004 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2001 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2001 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 1999 | Porsche | Boxster | Convertible | 2.5L | |
| 1998 | Porsche | 911 | Targa | 3.6L | |
| 2002 | Porsche | 911 | Targa | 3.6L | |
| 2002 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2000 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2005 | Porsche | 911 | Turbo S Convertible | 3.6L Turbo | |
| 1999 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 2004 | Porsche | Boxster | S Convertible | 3.2L | |
| 2005 | Porsche | Carrera GT | Convertible | 5.7L V10 | |
| 2004 | Porsche | Boxster | Convertible | 2.7L | |
| 2004 | Porsche | Carrera GT | Convertible | 5.7L V10 | |
| 2003 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 1998 | Porsche | 911 | Carrera S Coupe | 3.6L | |
| 1998 | Porsche | Boxster | Convertible | 2.5L | |
| 2002 | Porsche | Boxster | Roadster S Convertible | 3.2L | |
| 1997 | Porsche | Boxster | Convertible | 2.5L | |
| 1998 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 1998 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 1998 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2002 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 2000 | Porsche | Boxster | Roadster S Convertible | 3.2L | |
| 2001 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 2000 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 2001 | Porsche | Boxster | Roadster S Convertible | 3.2L | |
| 1998 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2003 | Porsche | Boxster | Roadster S Convertible | 3.2L | |
| 2004 | Porsche | 911 | Coupe | 3.6L | |
| 2005 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2002 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2002 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2004 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2003 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2003 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2005 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2004 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2001 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2004 | Porsche | 911 | Carrera 4S Convertible | 3.6L | |
| 2005 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2005 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2002 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2002 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2003 | Porsche | 911 | Turbo Coupe | 3.6L Turbo |