MA AUDIO hell yeah i got the best of the best from MA audio 2 12inch hard kore subs and a 4400 watts rms mono amp and a 5 farad cap looking ot hit 155 all i know is the guy that holds the dB contests says no one will come close and he doesnt think i have ne idea how loud it'll be its not in yet cuz i gotta wire the extra batteries ne way MA AUDIO ROCKS