Installation Path:
1.Run OpenIV,
2.Go to x64v.rpf\models\cdimages\streamedpeds_players.rpf and click on the folders
player_one for Franklin, player_two for Trevor, player_zero for Michael
3.Drag the YTD files and put them in each folder.

For Franklin's hat (p_head_diff) go to x64v.rpf>models>cdimages>streamedpedprops.rpf>player one

Copy to mods and back up everything before modding