your running excess of 6000 watts, you better be ready to drop a pretty penny for the electrical, sound deadener? **** ya, your gonna need a Ton of it everywhere (especially the ceiling). For your alternator go with dc power, excessive amperage, or mechman. Your going to need like a 270A or similar size alternator and 2-4 big group 31 batteries. For batteries you have a Lot of brands; xs power, shuriken, deka, kinetik, etc. Sound deaner, you have a ton of brands; Second Skin, Audiotechnix, murdermat, dynamat, sound deadener showdown, etc. (your going to need quite a bit), and make sure u get a lot of 1/0 wiring or larger