Checkpoint based Car AI old version 

Note: Make sure the car's collider is on the same game object as the CarController script, otherwise the checkpoints will ignore the car. Also make sure that the wheels transforms have the same direction as the car.

Asset link: assetstore.unity.com/packages/add-ons/checkpoint-based-car-ai-277490

How Can i spawn More Cars so i have good road Traffic? Pls make a Tutorial