no clue, i was on steve meades site and a build he done for his friend he used 4 6.5"s this is what was posted by SM himself 4) 6.5" mids (i forget the name but Scott designed them so they gotta be good) i was trying to get some info and pricing, and opinions on these http://img.photobucket.com/albums/v518/mea...rs/DSC08018.jpg