i have right at 16 inches, the box is 4.2 cubes @32 hz it sounds great in there !is that a single cab truck you got the pair of 12s in ?howd it sound ?
I only have 12.25" between the buckets in my 90 chevy single cab pickup //content.invisioncic.com/y282845/emoticons/frown.gif.a3531fa0534503350665a1e957861287.gif
looks like you probly got 15+ inches there to work with... ?