Found a topic on MMO-Champion with HDR WoW, and WOW it looks fantastic, installed it now and its like Awesome
Preview Video: http://www.youtube.com/watch?v=o-NMsGOMSU4&hd=1
Download: http://www.mediafire.com/?yggmyjnx0nu - its safe dont worry about it :P
If you do download it read the readme (or basically extract it to where you have your WoW.EXE
Chow, Jim