OK.. I have them on Ebay at the very very low price of only $199!!

These are not rusty old calipers. I treated these to a rust removing chemical process which really worked incredibly well!!!

Good luck bidding!!!

eBay Motors: BMW E53 X5 4.6is Brake High Performance Brake Calipers (item 120388055170 end time Mar-16-09 10:19:22 PDT)