my first big build could use some help on a box design

[mac.c]

so i wanna build a box that is tuned pretty low like the 30s but not to low and i cant seem to come up with a design i wanna go below the window line if its possible. if anyone could help me out with a design that would be sweet. im not very computer technical im a hands on guy. but what ive got that i can use in this build is 4 RE audio se's that would be pushed by a DC audio 3.5k ive got the alts in and the battery's sitting with all of the 1/0 wire waiting to be put in when iget the design cause i want to put them underneath the box if possible now the truck i have is a 2000 chevy silverado with the back seat completely taken out my measurements would be "32 in' from the back wall to the seat", "29in' floor to window without the hump in the middle" "hump is about 6in' but I wanna put the box up about 8in' to 9in above so the batts can fit" "ive gotabout 60in' from door to door " "lastly ive got about 48in' from the floor to the celing. some help would be great please and if ive got it in the wrong place moderators let me know please

[mttornquist]

What size woofers do you have? the 10s 12s or 15s?

With how you want your box set up you have around 19 ft^3 if the box stays below your window and about 40 ft^3 if you fully wall it.

You should have plenty of space in your box if you keep it below your windows, even if you are running the 15s.

[mac.c]

I have 12s my bad

[mac.c]

I have 12s my bad

And I do wanna keep it below window line I wanna be able to see out my back window for when I back up the trailers and boat