✨Single player
Open OpenIV and turn on Edit mode
Search and find folder path (D:\Download\GTAV\x64v.rpf\models\cdimages\streamedpeds_mp.rpf\mp_f_freemode_01_mp_f_assault\jbib_000_u) and just drag and drop your file.
✨Fivem
Just drag and drop on your resource stream folder to replace base game cloth
Replaces jacket ID 13
Credits:
KYNDRA