Advance Auto Repair - Here is a tow hitch install that we did on a Porsche Cayenne. It required a custom wiring harness that we built to work with the required rear
![P131640 - 95561250501 - Wiring harness - OPTION: DETACHABLE TRAILER COUPLING (Option code: I1D2) (95561250500) for Porsche Cayenne / 957 / 9PA1 / 2009 / Turbo e81 / Automatic gearbox P131640 - 95561250501 - Wiring harness - OPTION: DETACHABLE TRAILER COUPLING (Option code: I1D2) (95561250500) for Porsche Cayenne / 957 / 9PA1 / 2009 / Turbo e81 / Automatic gearbox](https://cdn.rosepassion.com/95561250501-p131640-wiring-harness-option-detachable-trailer-coupling-option-code-i1d2-photo-131640-0-web95561250501.jpg?w=1920&h=1080&format=jpg-95)
P131640 - 95561250501 - Wiring harness - OPTION: DETACHABLE TRAILER COUPLING (Option code: I1D2) (95561250500) for Porsche Cayenne / 957 / 9PA1 / 2009 / Turbo e81 / Automatic gearbox
![CURT 57003 LED-Compatible 7-Way RV Blade Vehicle-Side Trailer Wiring Adapter Fits select: 2004-2006,2008-2012 PORSCHE CAYENNE - Walmart.com CURT 57003 LED-Compatible 7-Way RV Blade Vehicle-Side Trailer Wiring Adapter Fits select: 2004-2006,2008-2012 PORSCHE CAYENNE - Walmart.com](https://i5.walmartimages.com/seo/CURT-57003-LED-Compatible-7-Way-RV-Blade-Vehicle-Side-Trailer-Wiring-Adapter-Fits-select-2004-2006-2008-2012-PORSCHE-CAYENNE_a8ffcc31-3041-4b6e-9f00-9ac2058dcf65.8584e8a87a832ad9ab41982a1ae275fb.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
CURT 57003 LED-Compatible 7-Way RV Blade Vehicle-Side Trailer Wiring Adapter Fits select: 2004-2006,2008-2012 PORSCHE CAYENNE - Walmart.com
![CURT 57003 LED-Compatible 7-Way RV Blade Vehicle-Side Trailer Wiring Adapter Fits select: 2004-2006,2008-2012 PORSCHE CAYENNE - Walmart.com CURT 57003 LED-Compatible 7-Way RV Blade Vehicle-Side Trailer Wiring Adapter Fits select: 2004-2006,2008-2012 PORSCHE CAYENNE - Walmart.com](https://i5.walmartimages.com/asr/34538aba-48e5-45bd-972f-4eac7f2b21b2.4cce360304944055b6dd7d0635625331.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
CURT 57003 LED-Compatible 7-Way RV Blade Vehicle-Side Trailer Wiring Adapter Fits select: 2004-2006,2008-2012 PORSCHE CAYENNE - Walmart.com
![Wiring harness, trailer coupling w/o tow ball, USA/Canada version / new / Cayenne 955 / 002-00 Trailer coupling / 95561250600 - TEILE.COM Wiring harness, trailer coupling w/o tow ball, USA/Canada version / new / Cayenne 955 / 002-00 Trailer coupling / 95561250600 - TEILE.COM](https://teile.com/foto/big/58ad692c8a93171f9327dbb6fc09c889.jpg)
Wiring harness, trailer coupling w/o tow ball, USA/Canada version / new / Cayenne 955 / 002-00 Trailer coupling / 95561250600 - TEILE.COM
![P131639 - 95561250701 - Wiring harness - OPTION: ELECTRIC FOLDING TRAILER COUPLING (Option code: I1D9) (95561250700) for Porsche Cayenne / 955 / 9PA / 2005 / Cayenne turbo / Automatic gearbox P131639 - 95561250701 - Wiring harness - OPTION: ELECTRIC FOLDING TRAILER COUPLING (Option code: I1D9) (95561250700) for Porsche Cayenne / 955 / 9PA / 2005 / Cayenne turbo / Automatic gearbox](https://cdn.rosepassion.com/95561250701-p131639-wiring-harness-option-electric-folding-trailer-coupling-option-code-i1d9-photo-131639-0-web95561250701DET2.jpg?w=1920&h=1080&format=jpg-95)
P131639 - 95561250701 - Wiring harness - OPTION: ELECTRIC FOLDING TRAILER COUPLING (Option code: I1D9) (95561250700) for Porsche Cayenne / 955 / 9PA / 2005 / Cayenne turbo / Automatic gearbox
![12 Cayenne Turbo - ID the trailer wiring control unit? - 6SpeedOnline - Porsche Forum and Luxury Car Resource 12 Cayenne Turbo - ID the trailer wiring control unit? - 6SpeedOnline - Porsche Forum and Luxury Car Resource](https://cimg1.ibsrv.net/gimg/www.6speedonline.com-vbulletin/2000x1333/img_0695_d81a7503a764f832b30f8f5b681af65d28946c71.jpg)
12 Cayenne Turbo - ID the trailer wiring control unit? - 6SpeedOnline - Porsche Forum and Luxury Car Resource
![07-16 Audi Q7 11-18 Porsche Cayenne Trailer Wiring Light Kit Harness Kit Plug (Splice) | TrailerJacks.com 07-16 Audi Q7 11-18 Porsche Cayenne Trailer Wiring Light Kit Harness Kit Plug (Splice) | TrailerJacks.com](https://www.trailerjacks.com/image/cache/catalog/119180(1)-320x320.jpg)
07-16 Audi Q7 11-18 Porsche Cayenne Trailer Wiring Light Kit Harness Kit Plug (Splice) | TrailerJacks.com
![TEKONSHA | 3072-P | Trailer Brake Controller Wiring Harness, Compatible with Audi Q5, Q7, SQ5 : Porsche Cayenne : Volkswagen Atlas, Touareg TEKONSHA | 3072-P | Trailer Brake Controller Wiring Harness, Compatible with Audi Q5, Q7, SQ5 : Porsche Cayenne : Volkswagen Atlas, Touareg](https://www.tekonsha.com/product-assets/photos/500/3072-P.png)
TEKONSHA | 3072-P | Trailer Brake Controller Wiring Harness, Compatible with Audi Q5, Q7, SQ5 : Porsche Cayenne : Volkswagen Atlas, Touareg
![etrailer | Tekonsha ZCI Circuit Protected Vehicle Wiring Harness Installation - 2017 Porsche Cayenne - YouTube etrailer | Tekonsha ZCI Circuit Protected Vehicle Wiring Harness Installation - 2017 Porsche Cayenne - YouTube](https://i.ytimg.com/vi/2k-cf9TXwWk/maxresdefault.jpg)