ok i got my 15" sx. so i start to build my box 4ft cubed i acounted for port and sub displacement built the box for my 96 taurus, then i try to put it in my trunk...nope no go wont fit. my trunk and it should fit by a good half inch. so i toke the peices off from around my trunk still wont go in any one have a suggsetion? i may take thecarpet out too then slide it back under anyone ever have to do this?