im planning on getting a chevy/gmc truck/dually 5.7 or 454 and i wanna know what is the best sounding, and loudest system i can get. i could be a single in/dual out set up or a true dual set up, i would just like to know what types os systems can fulfill what i am looking for. so if its possible, tell me what you have an how you feel about it, and what system you would recommend for me. thanks