Found this on the Kumho website: there will be a price increase on Kumho tires as of Feb. 1, 2006. They claim "up to 6%", but what do you want to bet that some dealers will use it as an excuse to raise prices even more, hmm?
Link:
http://www.kumhousa.com/News/News2005.asp#Dec29
http://www.kumhousa.com/News/News2005.asp#Dec29