get a pair of vmps' original subs w/a decent used solid-state amp & a marchand xm-9 deluxe x-over (24db/octave), if ya have to x-over as high as 250hz. if you can go down to 125hz or so, get a pair of vmps' larger subs... also, marchand makes 48db/octave x-over you may waant to ask 'em about it...
