Product Info:-

Custom dual 8" subwoofer box for 2004 to 2008 ford f150 super crew 4 door  (also fits super cab BUT it does stick out about 4inch )    Only available in dual design chambered in middle and ported on both sides.   inner bottom cutout to help with some wider magnet subs, Included ford acrylic,

Approximate measurements are as follows

Length 49"  Depth 14.375"   front height 9"

sub. depth 5.875"    cutout 6.875"

Port dimensions    Length 8.75"     4x3"

5/8ths mdf construction silicone on all sides and then sprayed with black liner.