my vmps large sub -(1ea)12 inch carbon fiber-(1ea)15 poly woofer, bolth front mount-(1ea)15 inch down firing passive-carverpm-350 amp(350wpc)wired in stereo and running off the stereo lfe channels on my reciever.it dont get any better for under a grand-a budd sold his new svs because my vmps out classed it so much( hes doing research on doing a infinate baffle sub with four 15 inchers)