Kinda what I did. Clarion H/U(CD,aux-in,USB),Rockford-Fosgate 2ch amp,6x9 Infinitys. I thought I would add 2 6"'s up front and power them from the H/U. That won't be necessary. This thing sounds awesome w/just the 6x9's. Loud and clear at 60mph,windows down and Flowmaster 50's w/3" pipes! Under...