Looking for hard to find part

I recently clipped a poll in a parking lot and broke off my LH mirror :banghead: The bad part is that I have one of the rare type of rodeo's with the chrome heated mirrors. The stealership wants $515.00 for it but I am Looking for a cheaper great condition used one.
Any feedback would be great on where I can find this part.

-Will

Replace both. E-bay or local junk yard so you can get the matching pair.

www.car-parts.com