kick panels

ideally, you dont want the woofers firng at different angles, mount them in such a manner that they radiate the sound from the same point, or distance from the listener. Variable angles and inconsistant positioning of the woofers can create phasing issues.

 

Agreed, but this was a show car. The owner did listen to the stereo, but with the subs off. But its main purpose was to show off. We did SPL it. Its been a while, but I think it was between 150 and 151. It was intense.