Pegassi Osiris by Rockstar Games
for those who still can not play with newest patch(1.0.372.2)

now you don't have to replace any car but add one
you can use any trainer to spawn a Pegassi Osiris
but i still keep the old choice

Always Back up! ! ! ! ! ! ! ! ! ! ! !

HOW TO INSTALL:find also in readme
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use openiv to add
osiris.yft osiris.ytd osiris_hi.yft osiris+hi.yt at
Grand Theft Auto V\update\x64\dlcpacks\mpchristmas2\dlc.rpf\x64\levels\gta5\vehicles\xmas2vehicles.rpf\

replace
vehicles.meta at
Grand Theft Auto V\update\x64\dlcpacks\mpchristmas2\dlc.rpf\common\data\levels\gta5

replace
handling.meta at
Grand Theft Auto V\update\x64\dlcpacks\mpchristmas2\dlc.rpf\common\data
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try not to CUSTOM it in Los Santos Customs for unknow errors
yes you can try, then please tell me what happend