For Audi A2 2000-2005 TROS AC Series Car Electronic Throttle Controller

1. Electronic throttle controller is a throttle response controller. It removes response delays on your electronic accelerator pedal. Effectively, it allows your engine to respond faster. As a result, your car can accelerate faster.
2. Improve the electronic throttle response speed.
3. Improve vehicle throttle sensitivity.
4. Reduce engine carbon deposits.
5. Plug and play. 
6. Enjoy the passion and speed.
7. Mode: acceleration mode