Some recent CFP auctions on eBay:

Infinity 6432CFP 4" x 6" Car Component System
US $35.00 (0 Bid)
End Date: Saturday Jan-14-2012 10:38:29 PST
Buy It Now for only: US $50.00
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INFINITY 462.9CFP CAR AUDIO 4”X6” SPEAKERS PAIR NEW
US $69.00
End Date: Saturday Jan-14-2012 11:12:18 PST
Buy It Now for only: US $69.00
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INFINITY KAPPA 462.9CFP CAR AUDIO STEREO 4X6 4"X6 2-WAY 180W SPEAKERS SET PAIR
US $66.50
End Date: Saturday Jan-14-2012 11:38:58 PST
Buy It Now for only: US $66.50
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