I recall being told that this is an Erebuni wing, but which model is it? I can't match it to anything on their site.

Does the owner reside here?

Thanks,
Andys

That is Andy Schermully's car "Wild 6" and I think the wing was purchased from a ricer shop.

Try here:
http://www.gt-racing.com/pdfs/GTR914.pdf

well, with the "bump" in the center it looks like the one here... http://www.modacar.com/products//All/AG200...ag+Spoiler.html