Yes, just remove some interior trim to gain access to the back of the tail lights, everything plugs into your existing harness, no cutting / splicing...
No, it just vents air out of the attic. Air is pulled up through the soffits and out the top, there are already a bunch of other vents but they don’t...
Let me try a different pic. And yeah I’m not dragging pegs or knees. I will rip it in the straights but I am pretty reserved on it being a bit older...