I am some what new to all this car audio when it comes to do it ur self. I have two 96 S10 LS 4x4s one i paid to have 4 pioneer champ pros and 2 hifonics amps in a custom ported box, the other i want to wall the truck my self. i have 6 champ pros i want to put in it but might upgrade to better subs. how do i go about doing this i want to build the whole thing myself. i know how to hook up the subs and amps and radio but i never built a box before. advice anyone