installation :

make folder in :
\Grand Theft Auto V\mods\update\x64\dlcpacks ; name it "Nissan97"

drag & drop "dlc" file inside Nissan97 folder to "Nissan97" folder which you make it .

open & edit dlclist.xml in :
\Grand Theft Auto V\mods\update\update.rpf\common\data , add this line :
 
		<Item>dlcpacks:\Nissan97\</Item>

save it and enjoy 

spawn name : Nissan97 