The vanilla APC has been declared too dangerous. Because of this, the weapons had to get removed resulting in this unarmed version of the APC.
Installation instructions:
> Head to mods/update/x64/dlcpacks/latest patchday/dlc.rpf/x64/levels/gta5/vehicles.rpf
> Drag all files in here
Credits:
> Original model: Rockstar Games
> Model edit: TimeTimes