Does anyone know where i can get a ported box for a single jl 12w6v2? It needs to be set to the jl specs and tuned right.I cannot build it myself either.There arnt any jl authorized dealers near me,well yea there is but i went there and told them i need a box for it and they just handed me a box and they didnt no what it was tuned to or the cubic feet or anything! Aint that crazy!So please can someone who knows what they are doing and talking about help me?