Darkrider
Dexter
Nope, just through the door, actually. That keeps it from compromising the integrity of the A pillar.
As per wind noise - not as bad as you think. You can hear it, but just barely. I don't notice it, really. If it get's loud, you can always spin the light around to quiet it down, if you're so inclined.
Hmmm interesting...will def need to see a pic of this now, the method i described is how most cop cars seem to have them set up.