It is recommended use 'mods' folder, this article explains how: http://openiv.com/?p=1132


Installation:

Open your OpenIV: GTA V ...

Go to:

GTA V\x64v.rpf\models\cdimages\streamedpeds_players.rpf\player_zero\

in edit mode.

Replace
-uppr_diff_021_j_uni.ytd

..........
israelsr MODS