Anyone seen this spoiler before?

[MRLancaster]

My friend said its USDM but Ive never seen this kind of spoiler before.

https://sl-i.net/FORUM/images/imported/2011/07/IMG_1393-1.jpg
https://sl-i.net/FORUM/images/imported/2011/07/IMG_1394-1.jpg
https://sl-i.net/FORUM/images/imported/2011/07/IMG_1395-1.jpg
https://sl-i.net/FORUM/images/imported/2011/07/IMG_1399-1.jpg

[Yamazaki]

I really like that look. I've never seen it here either though....

[Huffer]

That is extremely poor fitment (?) - so obviously not OEM to that model.