Hi all, so I just recently put 2 12" Rockford Fosgate Punch 4 ohm P3D4 in my 95 k1500. I currently have a 1000w 2 channel sony explode amp (I know it's old) that is powering the subs. the speakers in my truck are older sony explodes. My stereo receiver is a sony (from 2001, I believe). So on to...