DL3 GM mirror 07 08 upgrade powerfold turn signals

This is my auction.  if you have a wt, ls, ls1, or ls2 you do not have powerfold mirrors.  for more information http://cm.ebay.com/cm/ck/1065-29296-2357-0?uid=573841676&site=0&ver=LCA080805&item=330225764398&lk=URL