This is a 2015 GTR Mustang used by the Romanian Police Department with the new design.
All the vehicle credits goes to the owner: https://www.lcpdfr.com/downloads/gta5mods/vehiclemodels/29282-non-els-2015-gtr-mustang-pursuit-fivem-ready/
How to install:
Download the original vehicle
Download the livery that I made
Open OpenIV and replace the original vehicle livery with the one downloaded