yea the guy who did it is no rookie or anything, he talks back an forth with sky high dude.. thats just the most he can work with with his space in his truck, and yea my next box will be at least the full 6 cubes each sub with some good designing box is tuned to 30 hz so ill just get everything settled wires other alt then ill throw other amp in see how it does it i dont like it ill re do a box asap