Diamond Dogs t-shirt from Metal Gear Solid V The Phantom Pain
Name of the t-shirt ingame: "White OG T-shirt"

Diamond Dogs jacket. Metal Gear Solid V The Phantom Pain.
Name of the jacket ingame: "Grey Jacket"

Installation:

Run OpenIV

Activate "Edit Mode"

FRANKLIN T-SHIRT:

Go to: x64v/models/cdimages/streamedpeds_players.rfp/player one (folder) and replace "uppr_diff_004_a_uni.ytd"

MICHAEL JACKET:

Go to: x64v/models/cdimages/streamedpeds_players.rpf/player_zero (folder) and replace "uppr_diff_030_a_uni.ytd"

Enjoy.