A carpeted board would work just fine to mount, I'd be skeptical about adding metal arms but I'm not sure exactly what your plan is so I'll hold judgement.
What speakers did you replace with in the doors?
Let us know what PlugandPlay says!
I'd be interested in seeing a camera resolution comparison. I know Linus tech tips did a great video on dash cam quality and all the competitors are using the same two sensors with the only variety being in post processing.
IIRC the moral of the video was get a viofo dash cam or use a go pro...
Just to jump aboard this thread I am also looking though weather protection comes tertiary to price and low profile styling. I think a tri fold to be better than the rolling/retractable ones.
I will say that all hard covers weather proof in different ways and can always be upgraded with some...
I can speak to being stuck in mud, you can NOT spin the wheels as much as you want regardless of drive modes and traction control on or off. "Stability control" (citation needed) is always on and it prevented wheel spin when I got stuck.
I have since added some of the FX4 drive modes via...
I can't think of any reasons to prefer the rostra. Forscan is something shops will certainly edit though if they don't it's dummy proof enough you can certainly diy.