how many cubes is this?

[Twistid 5,000+ posts]

Height - 15"

Width - 18.5"

Length - 38"

im thinkin of buyin a new box for my L7's, old one is in sig, this is the new one

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[truckstoy 10+ year member]

L x W x H / 1728 will give you cu ft. then just subtract for sub also remember to use inside dimensions ( less wood thickness)

 

[MrSector9 10+ year member]

or just use the calculators of http://www.the12volt.com and stop being as bottom feeder.

i dont overly like the "search" or "google" posts but come on you are figuring internal volume, google woudl have told you.