I would suggest the newer version but I have no idea how the wing stay is fixed now. On cars with factory fitted units they use the hole in the wing for the stay as one of the bolt holes. I did some photos for someone else on here.
H
![[Linked Image]](https://www.tm-img.com/images/2020/04/10/20200410_113356.jpg)
ere is the underside of the wing
And the positioning
![[Linked Image]](https://www.tm-img.com/images/2020/04/10/20200410_113218.jpg)