make BACKUP

Run OpenIV and click Edit Mode

Pegassi Osiris:
infernus.yft, infernus.ytd, infernus_hi.yft, infernus+hi.ytd copy to

GTAV\update\x64\dlcpacks\patch2ng\dlc.rpf\x64\levels\gta5\vehicles.rpf 
handling.meta

update\update.rpf\common\data
vehicles.meta

update\update.rpf\common\data\levels\gta5

Enus Windsor:

slamvan2.yft, slamvan2.ytd, slamvan2_hi.yft, slamvan2+hi.ytd

GTAV\update\x64\dlcpacks\mpheist\dlc.rpf\x64\levels\gta5\vehicles\mpheistvehicles.rpf

Albany Virgo:

manana.ytf, manana.ytd, manana_hi.ytf

GTAV\update\x64\dlcpacks\patchday3ng\dlc.rpf\x64\levels\gta5\vehicles.rpf

and 2 file to:

\x64i\levels\gta5\vehiclemods\manana_mods.rpf

Benefactor Stirling GT:

casco.ytf, casco.ytd, casco_hi.ytf, casco+hi.ytd

GTAV\update\x64\dlcpacks\mpheist\dlc.rpf\x64\levels\gta5\vehicles\mpheistvehicles.rpf\