Jeep 8.4 touchscreen
#2
The 8.4 is a nice setup--have one in the Grand Cherokee--but I can't see how it would fit in a JK. I swapped out my 730 for a Kenwood DNS896s and am really enjoying it so far. I have the "stock" upgraded Alpine system, and it sounds great. I love CarPlay, too.
#3
Hang on to your wallet
i assume it "could" be done, but in the long run it might be cheaper to install one of these