Koenigsegg CCX For gta 5 by HitmanNiko.
Converted from: Forza Motorsport 4 

install:
copy entityxf.yft/entityxf.ytd/entityxf_hi.yft to 
x64e.rpf>levels>gta5>vehicles 
Copy the files in tuning parts folder to:
x64i>levels>gta5>vehiclemods>enitityxf_mods.rpf