Use this Mod to use Peds as Add-Ons
https://www.gta5-mods.com/scripts/addonpeds-asi-pedselector

Installation:
- Using OpenIV, put all files into GTAV>mods>update>x64>dlcpacks>addonpeds>dlc.rpf>peds.rpf
- Run AddonPeds (Run as admin)
- Click "New Ped" input the names FrancoInfiltrator, InfiltratorExposed, InfiltratorFemale
InfiltratorFULL, T800Arnold, T800EndoMk11,TerminatorT800NEW
- Set Ped Type to "male" and Is streamed "False"
- Set the Ped InfiltratorFemale to "female" and Is streamed "False"
- press REBUILD.
- Done!
Models from: Terminator Resistance, Pavel7391