I have an Escort 8500 X50, although I will be upgrading to the 9500 shortly.
The only thing you need is the "Direct Wire - SmartCord". You can get them at most places that sell the detectors themselves, or directly from escort.
https://www.escortradar.com/store/di...cord-blue.html
Aside from that, tools include, Fingers, Drill, Exact-o Knife, & a Dremel.