Ok I just got my 13w7 and a kid at school said he'd buy it off me for 1000 if I made him a box. so I'm selling it I have about 1600 to drop on some subs and amp setup I'm in a 99 taurus and I don't want to upgrade my alt. I will make up to a 3.5 box I want more spl then a 13w7 in a ported box...