Good deal on 4 new speakers on ebay. This are the exact speakers I have in my DC and I paid $200 for all for with a Polk buy one get one 1/2 off sale. They sound AWESOME, but I do have a 70x4 amp on them.
Polk Audio 6x9 3 way speakers and 6 inch coaxial speake - eBay (item 190265739548 end time Nov-16-08 12:10:42 PST)