I'm currently powering the dash speakers(Kenwood KFC-X3C, 3.5 inch, 50 watt rms each) off my head unit(Kenwood DDX375bt, double din touch screen) and all four door speakers (Kicker 6.75 KS, 100 rms each) off my 4 channel(Kicker 360.4, 65 rms x 4) amp. I would like to use the Kicker 360.4 amp to...