
drop the .ytd and .ydr files in folder bt1_04.rpf into the bt1_04.rpf using openiv in edit mode.

found here

\Grand Theft Auto V\mods\x64l.rpf\levels\gta5\_citye\sunset\bt1_04.rpf\

then drop the .ytd files in folder ss1_lod.rpf into the ss1_lod.rpf

\Grand Theft Auto V\mods\x64l.rpf\levels\gta5\_citye\sunset\ss1_lod.rpf

then drop the .ytd files in folder sunset.rpf into the sunset.rpf

\Grand Theft Auto V\mods\x64l.rpf\levels\gta5\_citye\sunset\sunset.rpf

if you do not have x64l.rpf in your mod folder copy it to you mods folder then follow the first step to the path specified.

or you can use the addon in the addon folder. readme in the addon folder