08rs5

wanting to build a wal style box for four x15 running on a pair of scv-300ds want it to be max outer width 43 inches by 39 inches tall and max depth can be up to 48 inches would prefer around 28 inches deep if possible tuned to 32hrz any body able to help with a design im having a hard time coming up with a port size and placement that would work also gonna make it out of double layered 3/4 inch hdf with interior cross bracing. its going in a 2008 xb if that matters.