2005-2012 Porsche Immobilizer / Theft Locking Module 99761817212
Porsche Part #: 997-618-172-12 (99761817212)
Actual photo
The exact part you’ll receive — not a stock photo.
$25.49
Used
Donor2007 Porsche BOXSTER · 2.7L
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Programming required: this module must be coded to your VIN by a dealer or with the proper diagnostic tool before it will work.
Only 1 in stock — no guaranteed restock
Genuine OEM Used
SKU: 693026
Donor Vehicle: 2007 Porsche BOXSTER · 2.7L
4 photos
A COUPLE CRACKED MOUNTS, SEE PICTURES
$25.49
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A Porsche Immobilizer / Theft Locking Module (OEM 99761817212) is a used genuine component from a disassembled vehicle. This ECU prevents unauthorized engine starts; a common failure is the security light staying on or the engine cranking without firing. It supercedes many earlier revisions, such as 99761817216 and 99761817209. After installation, this module must be coded to your VIN by a qualified shop or dealer. It was originally fitted to Porsche 911, Boxster, and Cayman models with naturally aspirated and turbocharged six-cylinder engines ranging from 2.7L to 3.6L.
Specifications
| Fits Vehicle Model | 911, Boxster, Cayman |
| Fits Vehicle Make | Porsche |
| Porsche Part No | 997-618-172-12 (99761817212) |
| Compatible OEM Part No | 997-618-172-16, 997-618-172-09, 997-618-172-11, 997-618-173-09, 997-618-172-06, 997-618-172-04, 997-618-172-33, 997-618-172-03, 997-618-172-02, 997-618-172-01, 997-618-173-06, 997-618-173-04, 997-618-173-33, 997-618-173-03, 997-618-173-02, 997-618-173-01, 997-618-172-15, 997-618-172-14 |
| Category | Siren / Horn |
Compatible Vehicles
Fits 152 vehicle configurations across 1 make, 2005-2012.
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 152 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 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 | |
| 2008 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2009 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2009 | Porsche | 911 | Carrera S Convertible | 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 | |
| 2006 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2011 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2008 | Porsche | 911 | GT3 RS Coupe | 3.6L | |
| 2008 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2011 | Porsche | 911 | Carrera GTS Convertible | 3.8L | |
| 2012 | Porsche | 911 | Carrera GTS Convertible | 3.8L | |
| 2012 | Porsche | 911 | Carrera GTS Coupe | 3.8L | |
| 2011 | Porsche | 911 | Speedster Convertible | 3.8L | |
| 2012 | Porsche | 911 | Carrera 4 GTS Convertible | 3.8L | |
| 2010 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2006 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2009 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2009 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2007 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2007 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2007 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2008 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2008 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2008 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2012 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2012 | Porsche | 911 | Carrera 4 GTS Coupe | 3.8L | |
| 2006 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2010 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2008 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2005 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2010 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2008 | Porsche | 911 | GT2 Coupe | 3.6L Turbo | |
| 2010 | Porsche | 911 | Turbo Convertible | 3.8L Turbo | |
| 2007 | Porsche | 911 | GT3 RS Coupe | 3.6L | |
| 2011 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2010 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2011 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2010 | Porsche | 911 | Turbo Coupe | 3.8L Turbo | |
| 2010 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2007 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2011 | Porsche | 911 | Targa 4S | 3.8L | |
| 2007 | Porsche | 911 | Targa 4S | 3.8L | |
| 2009 | Porsche | 911 | Targa 4S | 3.8L | |
| 2008 | 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 | |
| 2012 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2006 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2009 | Porsche | 911 | Targa 4 | 3.6L | |
| 2012 | Porsche | 911 | Targa 4 | 3.6L | |
| 2007 | Porsche | 911 | Targa 4 | 3.6L | |
| 2010 | Porsche | 911 | Targa 4S | 3.8L | |
| 2008 | Porsche | 911 | Targa 4 | 3.6L | |
| 2010 | Porsche | 911 | Targa 4 | 3.6L | |
| 2012 | Porsche | 911 | Targa 4S | 3.8L | |
| 2011 | Porsche | 911 | Targa 4 | 3.6L | |
| 2011 | Porsche | 911 | Turbo S Convertible | 3.8L Turbo | |
| 2012 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2008 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2010 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 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 | |
| 2012 | Porsche | Cayman | Hatchback | 2.9L | |
| 2011 | Porsche | Cayman | Hatchback | 2.9L | |
| 2012 | Porsche | Boxster | Spyder Convertible | 3.4L | |
| 2009 | Porsche | Boxster | S 2 Convertible | 3.4L | |
| 2011 | Porsche | Boxster | Spyder Convertible | 3.4L | |
| 2010 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2005 | Porsche | Boxster | S Convertible | 3.2L | |
| 2010 | Porsche | Boxster | Convertible | 2.9L | |
| 2005 | Porsche | Boxster | Convertible | 2.7L | |
| 2006 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2007 | Porsche | Boxster | S Convertible | 3.4L | |
| 2006 | Porsche | Boxster | Convertible | 2.7L | |
| 2006 | Porsche | Boxster | S Convertible | 3.2L | |
| 2007 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2008 | Porsche | Boxster | Convertible | 2.7L | |
| 2008 | Porsche | Cayman | Hatchback | 2.7L | |
| 2008 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2008 | Porsche | Boxster | RS 60 Spyder Convertible | 3.4L | |
| 2009 | Porsche | Cayman | S Hatchback | 3.4L | |
| 2007 | Porsche | Cayman | Hatchback | 2.7L | |
| 2007 | Porsche | Boxster | Convertible | 2.7L | |
| 2008 | Porsche | Boxster | S Convertible | 3.4L | |
| 2009 | Porsche | Boxster | S Convertible | 3.4L | |
| 2009 | Porsche | Boxster | Convertible | 2.9L | |
| 2009 | Porsche | Cayman | Hatchback | 2.9L | |
| 2010 | Porsche | Boxster | S Convertible | 3.4L | |
| 2010 | Porsche | Cayman | Hatchback | 2.9L | |
| 2011 | Porsche | 911 | GT3 RS 4.0 Coupe | 4.0L | |
| 2011 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2005 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2007 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2011 | Porsche | 911 | GT3 Coupe | 3.8L | |
| 2012 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2007 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2007 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2005 | Porsche | 911 | Turbo S Convertible | 3.6L Turbo | |
| 2009 | Porsche | 911 | Carrera 4 Convertible | 3.6L | |
| 2011 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2005 | Porsche | 911 | Carrera 4S Convertible | 3.6L | |
| 2012 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2010 | Porsche | 911 | GT3 Coupe | 3.8L | |
| 2008 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2005 | Porsche | 911 | Carrera 4S Coupe | 3.6L | |
| 2005 | Porsche | 911 | Turbo S Coupe | 3.6L Turbo | |
| 2007 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2005 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2005 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2011 | Porsche | 911 | GT2 RS Coupe | 3.6L Turbo | |
| 2011 | Porsche | 911 | GT3 RS Coupe | 3.8L | |
| 2011 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2009 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2010 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2012 | Porsche | 911 | Carrera Convertible | 3.4L | |
| 2012 | Porsche | 911 | Carrera Coupe | 3.4L | |
| 2012 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2009 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2012 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2005 | Porsche | 911 | Carrera S Convertible | 3.8L | |
| 2008 | Porsche | 911 | Carrera S Coupe | 3.8L | |
| 2005 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2005 | Porsche | 911 | Carrera Convertible | 3.6L | |
| 2006 | Porsche | 911 | Carrera 4S Coupe | 3.8L | |
| 2006 | Porsche | 911 | Carrera 4S Convertible | 3.8L | |
| 2011 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2007 | Porsche | 911 | GT3 Coupe | 3.6L | |
| 2010 | Porsche | 911 | Carrera 4 Coupe | 3.6L | |
| 2009 | Porsche | 911 | Turbo Coupe | 3.6L Turbo | |
| 2009 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2009 | Porsche | 911 | Carrera Coupe | 3.6L | |
| 2005 | Porsche | 911 | Turbo Convertible | 3.6L Turbo | |
| 2006 | Porsche | 911 | Carrera S Coupe | 3.8L |