Box build for a 01 BMW 325

[masterbarber]

Ok i need some help on building a box for my bmw.

Sub; 1 dc audio lvl 5 15", Need 3.5 cu ft and 50" sq inch of port.

Any design or help will be appreciated.

Thanks in advance

[Sergeant_Skyrim]

Ok i need some help on building a box for my bmw.

Sub; 1 dc audio lvl 5 15", Need 3.5 cu ft and 50" sq inch of port.

Any design or help will be appreciated.

Thanks in advance

What're your max dimensions? I'm no expert, but I wouldn't mind tinkering around with Torres' Calc to test what I've learned and maybe be able to give you a basis to work from in the process