Electric folding mirrors

[Newhoerider]

I have an LS '08 Tahoe. Are there any atermarket electric folding mirrors? I can use a right electric folding mirror. If not, where can I get one from a donor car?

 

[cam5728]

Here is a good writeup on it.
http://www.chevroletforum.com/m_11921/mpage_8/key_/tm.htm