Chevelle SS 454  [Add-On] WITHOUT INSIDE LED

Install instructions provided in download.

chvss folder goes to:

gtav/mods/update/x64/dlcpacks

Edit dlclist.xml
mods/update/update.rpf/common/data

Add the line <Item>dlcpacks:/chvss/</Item>
to the dlclist and save then exit.

SPAWN: chvss