A free app for Windows, by yusik.

Gain full control over your car while playing Mafia 2 by installing this mod. M2ext Trainer is a modification that allows you to control car lights and windshield wipers, customize the color and wheels, and even repair damages and refuel your vehicle. Furthermore, this mod grants you the ability to save the game anywhere. Please note that this mod is only compatible with Mafia 2 Classic. If you encounter any issues after installation, such as unresponsive blinkers, headlights, or windshield wipers, simply press the ‘Num Lock’ key and try again.