Navy, go to the mods section and look at Jerry’s hurricane mods. The are numerous posts there along with a color code for the wiring courtesy of Dino. You can purchase the 9” quad monitor from Rear View Safety.
https://www.rearviewsafety.com/ Biggest decision is what type of mount you want to use, screwed into the dash or a suction mount on an adhesive disc. Install is really pretty easy since the monitor uses the same camera plugs as Thor.