Everything includes headunit all wiring electronic system equipment (battery ho alt big 3) subs i can build box if someone will help me design a ported box i can live with the doorspeakers i have because i have the premium sound package and have blaupunkt door speakers but i would like to add an amp to them. and the opening is like 36-38 so i should be able to get 40 in side ways because 42 is the narrowest point thanks ahead of time