look on ebay, recycler.com, and the 4wanted sections. I bought a pair of 98+ amber corners for $20 shipped. Most ppl get rid of theirs because they want clears.
EDIT: Check out these auctions
http://cgi.ebay.com/ebaymotors/ws/eB...tem=1866836783
http://cgi.ebay.com/ebaymotors/ws/eB...tem=1866695690