tank313
Member
Finally getting around to posting the experience I had with my build. Anyone who has a early 2000's GM extended cab knows an under seat box that will fit a decent set of 12's is hard to come by. Most have very shallow mounting depths and are around 0.5 cuft. So I decided to build my self two sealed down fire enclosures out of fiberglass to maximize the space and let the subs actually breathe! The goal was to get 1 cubic foot per sub and at least 3 inches of clearance from the floor without modifying the rear seat configuration. Here's how it went...