I'm not a car painter, so this won't be 100% accurate... it is as it is.
No one seems to have wanted to do this skin (or spotted it)...
So I just had to...
A Castrol Livery on a Porsche... Had to be done..
Includes 2k and 4k versions.
Castrol Motorsports 911 GT3 Cup 1.0
Castrol Porsche 911 GT3 Cup