Tech Power Up website has been able to catch the file before being taken down.
you can download it here :
CRYSIS 2 DX11 Update Patch
CRYSIS 2 HIGH RES TEXTURE Patch
NOTE : Its 2 GB size overall, looks like the site have a wrong typo!
Do all of you remember this game?? If you care( and still remember) it looks like DX11 page for CRYSIS 2 have been up for a while before being shut down again at http://www.mycrysis.com/dx11# Just search for it at google cache if some of you were curious enough to know the difference between DX 11 on and off also inclusion of SSR and POM feature with extra high res texture! Better late than never,eh!
Source : HARD OCP