Originally Posted by SBT
The other side of this is if it's "behind" or "under" something, it's going to vibrate the living crap out of you and your car from the pressure wave. Outside, in free air, not so much.
Good point. I'm going to try really hard to mount them ahead of the radiator. Just gotta wait till they get delivered at this point and then go out and see whether it will be possible.