I try not to buy pre-packaged "diy" kits from eBay, but I looked for just the display elsewhere and was finding it to be more expensive than buying the diy kit on eBay that comes with the display and all of the LED's. Swapped 'em out today (rather quickly I might ad. Solder wick is awesome). Looks pretty rad. Along with the African Blackwood End Cheeks, it's lookin pretty slick. Also was able to get the voice LED indicators working (ala DSI PolyEvolver). There's never too many LED's. I don't have enough 3904's laying around, so getting that complete will have to wait until next mouser order. Word.
Also, if you want to do the Active Voice LED mod, here's a "how-to" vid: