sounds good to me, anywhere between 5-6cubes, and 28-35hz should rock your socks off //content.invisioncic.com/y282845/emoticons/biggrin.gif.d71a5d36fcbab170f2364c9f2e3946cb.gif
i have an box 5.1 cub ft tuned to 38 with two bx1500 w hifonics amps an hit an 148 in a reg cab truck i had an box b4 this one 5 cb ft tuned to 35 an hit an 145.9