Two modes:
1. Path follow (for classic racing)
2. Stalking the player (for game types of "gta" or "vigilante 8")
There is a complicated way:
1. Buy the stl model from the link:
https://www.livemaster.com/item/50355684-materialy-dlya-tvorchestva-car-for-godot
2. After purchasing, write to me by email issetname@gmail.com, I will send you the code/project in an archive.