CooladGamers & TeknicProfesor Apparel

First, copy x64v.rpf to the Mods folder. Then open OpenIV and open x64v.rpf from within the Mods folder. Navigate to \mods\x64v.rpf\models\cdimages\streamedpeds_players.rpf\player_one. Open in edit mode, then press + and select the file from the zip. Finally, enter the game. The T-shirt name in the game is: LosSantos.