1997-2006 Porsche 911/Boxster/Carrera GT/Cayenne Knock Sensor 0261231148
OEM Part #: 0261231148
Porsche Part #: 996-606-125-00 (99660612500)
Actual photo
The exact part you’ll receive — not a stock photo.
$39.99
Used
Donor2004 Porsche CAYENNE · 4.5L
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Genuine OEM Used
SKU: 714649
Donor Vehicle: 2004 Porsche CAYENNE · 4.5L
2 photos
$39.99
30-Day Returns
Genuine OEM Used
SKU: 714635
Donor Vehicle: 2004 Porsche CAYENNE · 4.5L
2 photos
$39.99
30-Day Returns
Genuine OEM Used
SKU: 653912
Donor Vehicle: 2000 Porsche BOXSTER · 2.7L
2 photos
$39.99
30-Day Returns
Genuine OEM Used
SKU: 653911
Donor Vehicle: 2000 Porsche BOXSTER · 2.7L
2 photos
$39.99
30-Day Returns
- Genuine OEM — real photos
- 30-day returns on eligible parts
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Used OEM Porsche knock sensor 0261231148 (also 99660612500, replaces 99660612100) from a donor vehicle. This sensor detects engine knock or pre-ignition across flat-six and V8 engines in models like the 911, Boxster, Carrera GT, and Cayenne. When it fails, you may notice reduced power, poor fuel economy, or a triggered check engine light due to incorrect ignition timing adjustments.
Specifications
| Fits Vehicle Model | 911, Boxster, Carrera GT, Cayenne |
| Fits Vehicle Make | Porsche |
| OEM Part No | 0261231148 |
| Porsche Part No | 996-606-125-00 (99660612500) |
| Compatible OEM Part No | 996-606-121-00 |
| Category | Sensors |
Compatible Vehicles
Fits 76 vehicle configurations across 1 make, 1997-2006.
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 76 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2005 | Porsche | Carrera GT | Convertible | 5.7L V10 | |
| 2004 | Porsche | Boxster | S Convertible | 3.2L | |
| 2003 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2002 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2002 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2005 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2005 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2004 | Porsche | 911 | Carrera 4S Convertible | 3.6L | |
| 2001 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2004 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2005 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2003 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2006 | Porsche | Cayenne | S SUV | 4.5L V8 | |
| 2004 | Porsche | Boxster | Convertible | 2.7L | |
| 2002 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2004 | Porsche | Carrera GT | Convertible | 5.7L V10 | |
| 2003 | Porsche | Boxster | Roadster S Convertible | 3.2L | |
| 2003 | Porsche | Cayenne | S SUV | 4.5L V8 | |
| 1998 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2001 | Porsche | Boxster | Roadster S Convertible | 3.2L | |
| 2000 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 2001 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 2000 | Porsche | Boxster | Roadster S Convertible | 3.2L | |
| 2002 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 1998 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 1998 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 1998 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 1997 | Porsche | Boxster | Convertible | 2.5L | |
| 2003 | Porsche | Cayenne | Turbo SUV | 4.5L V8 Turbo | |
| 2002 | Porsche | Boxster | Roadster S Convertible | 3.2L | |
| 1998 | Porsche | Boxster | Convertible | 2.5L | |
| 1998 | Porsche | 911 | Carrera S Coupe | 3.6L | |
| 2003 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 2005 | Porsche | Cayenne | S SUV | 4.5L V8 | |
| 2006 | Porsche | Cayenne | Turbo S SUV | 4.5L V8 Turbo | |
| 2004 | Porsche | Cayenne | S SUV | 4.5L V8 | |
| 2005 | Porsche | Cayenne | Turbo SUV | 4.5L V8 Turbo | |
| 2006 | Porsche | Cayenne | Turbo SUV | 4.5L V8 Turbo | |
| 2004 | Porsche | Cayenne | Turbo SUV | 4.5L V8 Turbo | |
| 2004 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2002 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2000 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2005 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2001 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2001 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2002 | Porsche | 911 | Targa | 3.6L | |
| 1998 | Porsche | 911 | Targa | 3.6L | |
| 1999 | Porsche | Boxster | Convertible | 2.5L | |
| 2002 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2000 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2003 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2005 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 1999 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 1999 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 2004 | Porsche | 911 | Coupe | 3.6L | |
| 2005 | Porsche | 911 | Turbo S Convertible | 3.6L Turbo | |
| 2002 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2004 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2004 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2005 | Porsche | 911 | Carrera 4S Convertible | 3.6L | |
| 2001 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 2005 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2005 | Porsche | 911 | Turbo S Coupe | 3.6L Turbo | |
| 2003 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2003 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2005 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2004 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 1999 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 2001 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 2000 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 2000 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 1999 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2004 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2004 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2004 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2003 | Porsche | 911 | Carrera 4 Convertible | 3.6L |