Xg diff

Hey guys. Another question. I want to put a lsd in my ute. Just wanting to know do i need a diff from an eb or will one from an el fit? And is there any gain from having an el over an eb or are they just the same?
http://www.boostedfalcon.net/
http://www.boostedfalcon.net/viewtopic.php?f=2&t=20854