i need a box for a 84 camaro i can either build it or go buy 1 but i dont know where 2 go without paying 300 for a custom box nor do i know how i would build a box for plz help also what kinda battery should i get im go be running a nice 1000rms or more system with some monitors and neon lights etc thinking bout a optima or something better but dont wanna pay 2 much