Since we don't have a plug and play option that could replace your current monitor and it looks like there isn't anything available that would work elsewhere your best option would be to replace the entire setup with a three camera setup like the Furrion Vision S part # FCE48TASL-05. This is the best kit out there that installs easily and has best reception plus a rear and two side cameras. view full answer...
We don't have the window weatherstripping in our fitguide so you'd need to match what you have now to the designs we offer to determine what you'd need. I attached a link to a page that has all of the options we carry. view full answer...