1997-2013 Porsche Alarm Siren / Horn 99663711703
Porsche Part #: 996-637-117-03 (99663711703)
Actual photo
The exact part you’ll receive — not a stock photo.
$21.99
Used
Donor2000 Porsche BOXSTER · 2.7L
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Only 1 in stock — no guaranteed restock
Genuine OEM Used
SKU: 653907
Donor Vehicle: 2000 Porsche BOXSTER · 2.7L
2 photos
$21.99
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Porsche Alarm Siren (OEM 99663711703) – a used genuine part from a donor vehicle. Also commonly called a horn, this component sounds the audible alarm when the security system detects intrusion. Over time, the internal battery or speaker can fail, causing the siren to stop chirping or sounding during alarm events. This original siren also replaces numbers 99663711702, 99663711701, 99663711700, and the 95563711700–95563711703 series. It was removed from a Porsche 911, Boxster, Carrera GT, or Cayman with one of several 2.5L–3.8L H6 engines.
Specifications
| Fits Vehicle Model | 911, Boxster, Carrera GT, Cayman |
| Fits Vehicle Make | Porsche |
| Porsche Part No | 996-637-117-03 (99663711703) |
| Compatible OEM Part No | 996-637-117-02, 996-637-117-01, 996-637-117-00, 955-637-117-00, 955-637-117-01, 955-637-117-02, 955-637-117-03, 996-637-117-04 |
| Category | Siren / Horn |
Compatible Vehicles
Fits 213 vehicle configurations across 1 make, 1997-2013.
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 213 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2013 | Porsche | 911 | Turbo Convertible | 3.8L Turbo | |
| 2013 | Porsche | 911 | Turbo Coupe | 3.8L Turbo | |
| 2013 | Porsche | 911 | Turbo S Convertible | 3.8L Turbo | |
| 2013 | Porsche | 911 | Turbo S Coupe | 3.8L Turbo | |
| 2012 | Porsche | 911 | GT3 Coupe | 3.8L | |
| 2012 | Porsche | 911 | GT3 RS Coupe | 3.8L | |
| 2012 | Porsche | 911 | GT3 RS 4.0 Coupe | 4.0L | |
| 2005 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2007 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2004 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2009 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2006 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2009 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2007 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2008 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2012 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2008 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2011 | Porsche | 911 | Carrera GTS Coupe | 3.8L | |
| 2009 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2011 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2006 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2001 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 2011 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2003 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2009 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2001 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2006 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2012 | Porsche | 911 | Carrera 4 GTS Convertible | 3.8L | |
| 2011 | Porsche | 911 | Speedster Convertible | 3.8L | |
| 2001 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2012 | Porsche | 911 | Carrera GTS Coupe | 3.8L | |
| 2007 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2000 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2012 | Porsche | 911 | Carrera GTS Convertible | 3.8L | |
| 2009 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2000 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2011 | Porsche | 911 | Carrera GTS Convertible | 3.8L | |
| 2008 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2008 | Porsche | 911 | GT3 RS Coupe | 3.6L | |
| 2002 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2007 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2000 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 2010 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 1999 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2004 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2008 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2010 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2007 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2006 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2008 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2008 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2004 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2008 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2010 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2011 | Porsche | 911 | GT3 RS Coupe | 3.8L | |
| 2011 | Porsche | 911 | GT2 RS Coupe | 3.6L Turbo | |
| 2005 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2004 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2011 | Porsche | 911 | Targa 4S | 3.8L | |
| 2008 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2012 | Porsche | 911 | Carrera 4 GTS Coupe | 3.8L | |
| 2010 | Porsche | 911 | Turbo Coupe | 3.8L Turbo | |
| 2011 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2001 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 2010 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2011 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2007 | Porsche | 911 | GT3 RS Coupe | 3.6L | |
| 2012 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2010 | Porsche | 911 | Turbo Convertible | 3.8L Turbo | |
| 2008 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2010 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2005 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2008 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2010 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2006 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2000 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 1999 | Porsche | 911 | Carrera 4 Coupe | 3.4L | |
| 2007 | Porsche | 911 | Targa 4S | 3.8L | |
| 2009 | Porsche | 911 | Targa 4S | 3.8L | |
| 2011 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2011 | Porsche | 911 | Turbo Coupe | 3.8L Turbo | |
| 2012 | Porsche | Cayman | R Hatchback | 3.4L | |
| 2011 | Porsche | 911 | Turbo S Coupe | 3.8L Turbo | |
| 2011 | Porsche | 911 | Turbo Convertible | 3.8L Turbo | |
| 2012 | Porsche | Cayman | S Hatchback | 3.4L | |
| 1999 | Porsche | Boxster | Convertible | 2.5L | |
| 2012 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2011 | Porsche | 911 | Targa 4 | 3.6L | |
| 2012 | Porsche | 911 | Targa 4S | 3.8L | |
| 2010 | Porsche | 911 | Targa 4 | 3.6L | |
| 2010 | Porsche | 911 | Targa 4S | 3.8L | |
| 2007 | Porsche | 911 | Targa 4 | 3.6L | |
| 2012 | Porsche | 911 | Targa 4 | 3.6L | |
| 1998 | Porsche | 911 | Targa | 3.6L | |
| 2009 | Porsche | 911 | Targa 4 | 3.6L | |
| 2008 | Porsche | 911 | Targa 4S | 3.8L | |
| 2008 | Porsche | 911 | Targa 4 | 3.6L | |
| 2002 | Porsche | 911 | Targa | 3.6L | |
| 2012 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2011 | Porsche | 911 | Turbo S Convertible | 3.8L Turbo | |
| 2003 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2007 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2004 | Porsche | Boxster | S Convertible | 3.2L | |
| 2005 | Porsche | Boxster | S Convertible | 3.2L | |
| 2009 | Porsche | Boxster | Convertible | 2.9L | |
| 2009 | Porsche | Cayman | Hatchback | 2.9L | |
| 2010 | Porsche | Boxster | S Convertible | 3.4L | |
| 2010 | Porsche | Boxster | Convertible | 2.9L | |
| 2010 | Porsche | Cayman | Hatchback | 2.9L | |
| 2010 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2011 | Porsche | Boxster | Spyder Convertible | 3.4L | |
| 2011 | Porsche | Boxster | S Convertible | 3.4L | |
| 2011 | Porsche | Boxster | Convertible | 2.9L | |
| 2012 | Porsche | 911 | Turbo S Convertible | 3.8L Turbo | |
| 2012 | Porsche | 911 | Turbo Coupe | 3.8L Turbo | |
| 2012 | Porsche | Boxster | S Convertible | 3.4L | |
| 2012 | Porsche | Boxster | Convertible | 2.9L | |
| 2012 | Porsche | 911 | Turbo S Coupe | 3.8L Turbo | |
| 2012 | Porsche | 911 | Turbo Convertible | 3.8L Turbo | |
| 2008 | Porsche | Boxster | S Convertible | 3.4L | |
| 2009 | Porsche | Boxster | S 2 Convertible | 3.4L | |
| 2012 | Porsche | Boxster | Spyder Convertible | 3.4L | |
| 2011 | Porsche | Cayman | Hatchback | 2.9L | |
| 2012 | Porsche | Cayman | Hatchback | 2.9L | |
| 2008 | Porsche | Boxster | Convertible | 2.7L | |
| 2009 | Porsche | Boxster | S Convertible | 3.4L | |
| 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 | |
| 2003 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 1998 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 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 | |
| 2002 | Porsche | Boxster | Roadster Convertible | 2.7L | |
| 2005 | Porsche | Boxster | Convertible | 2.7L | |
| 2007 | Porsche | Boxster | S Convertible | 3.4L | |
| 2007 | Porsche | Boxster | Convertible | 2.7L | |
| 2005 | Porsche | Carrera GT | Convertible | 5.7L V10 | |
| 2007 | Porsche | Cayman | Hatchback | 2.7L | |
| 2009 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2004 | Porsche | Boxster | Convertible | 2.7L | |
| 2006 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2004 | Porsche | Carrera GT | Convertible | 5.7L V10 | |
| 2008 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2008 | Porsche | Cayman | Hatchback | 2.7L | |
| 2007 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2006 | Porsche | Boxster | S Convertible | 3.2L | |
| 2006 | Porsche | Boxster | Convertible | 2.7L | |
| 2008 | Porsche | Boxster | RS 60 Spyder Convertible | 3.4L | |
| 1999 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2007 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2005 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2002 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2011 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2002 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2011 | Porsche | 911 | GT3 Coupe | 3.8L | |
| 2004 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2011 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2003 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2003 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2009 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2006 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2010 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2011 | Porsche | 911 | GT3 RS 4.0 Coupe | 4.0L | |
| 2005 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 1999 | Porsche | 911 | Carrera 4 Convertible | 3.4L | |
| 2007 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2005 | Porsche | 911 | Turbo S Coupe | 3.6L Turbo | |
| 2005 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2008 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2003 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2010 | Porsche | 911 | GT3 Coupe | 3.8L | |
| 2005 | Porsche | 911 | Carrera 4S Convertible | 3.6L | |
| 2012 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2011 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2004 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2009 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2002 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2005 | Porsche | 911 | Turbo S Convertible | 3.6L Turbo | |
| 2004 | Porsche | 911 | Coupe | 3.6L | |
| 2007 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2004 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2009 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2009 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2012 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2012 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2012 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2012 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2009 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2003 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2002 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2004 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2010 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2007 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2001 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2004 | Porsche | 911 | Carrera 4S Convertible | 3.6L | |
| 2011 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2009 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2006 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2005 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2005 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2008 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2002 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2005 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2012 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2006 | Porsche | 911 | Carrera 4S Coupe | 3.8L |