ROCKFORD FOSGATE PUNCH P8004
I remember in high school, Rockford Fosgate amps and subs were the bomb.  Well nothing has changed and I'm 34 years old!.  This amp has not disappointed me one bit.  If it says 800 watts, it is at least 800 watts...and more.  They send a spec sheet that tells you what your individual amp has produced as far as power.  As everyone knows though, there is quantity and there is quality.  This amp and Fosgate products deliver both.  This was the last piece to my system, replacing a older Kenwood amp.  I have it 