Installation guide:
-Make sure you have asi loader and OpenIV.asi plugin installed, otherwise you can't load custom game files, you can install it using OpenIV, go to menu Tools > ASI Manager...
-Extract all files to a folder
-Copy content of folder "to scripts folder" to your GTA V scripts folder
-If you don't have a folder called "mods" in your gta5.exe folder, create one.
-Case you don't have a copy of x64g.rpf inside mods folder, make one copy.
-Using OpenIV navigate to modsx64g.rpflevelsgta5genericcutsobjects.rpf
-Click in Edit mode to enable edit mode
-Click in Edit and then click in Add
-Select the files from folder "armor parts" and click in Open
http://gtaxscripting.blogspot.com/2015/08/gta-v-ironman-mark-iii-armor.html
Script activation link:
http://nibmodz.blogspot.com/2015/07/ironmanv-free-activation.html