x2, i use the same. might as well go as big as you can, if the subwoofer has the connections for it, why not? it surely isn't going to hurt anything--only good can come from it.
i remember that thread and i almost bought that crap, thanks for takin one for the team man.yea, overkill with wire IMO is best, just incase any gain is possible, then u have it taken care of. and i use some crappy -0- gauge i got ripped with off ebay for my speaker wire //content.invisioncic.com/y282845/emoticons/biggrin.gif.d71a5d36fcbab170f2364c9f2e3946cb.gif its really like 4 gauge, but the insulation says 1/0