placement of factory GO wing?

Here's what I found for you, this should be all you need.
http://www.forabodiesonly.com/mopar/showthread.php?t=62477.

After going over that thread...if you don't have the cut outs in your lid, here's were you can get them, http://www.firstplaceauto.com/catalog.htm, (thanks Convertriple 73).

All the best.