View Full Version : what box for jl 12w3's

10-12-2005, 04:44 PM
i have an expedition and i have 2 jl audio 12w3's and i need a box idea as i said i have an expedition and space is not a concern i want a ported box also.

10-12-2005, 05:20 PM
JL recommends 1.75 per sub ported so that would be 3.5 cubes tuned to around 30-32 hz would be good. I would go with a rectangular box with a slot port that is 2.5 inches wide and 14 inches tall. Go here to figure out the rest

the12volt.com look under box calculators.

10-12-2005, 05:27 PM
that would sound nice..3.5 tuned between 30-35hz with 1200watts on it..u should be impressing alot of people