Here is what you will need.
Faller Car System: Vehicles
of your choice Road
Any Other Accessories You Would Like (You can make your own after completing this article)
If you are reading this after 9/13, get the Car System Digital 3.0
At the time of writing, the digital system 3.0 is not available.
Beware the links above are in German. Click the USA flag at the top to get it in English.
There may be more items you will need as you go through this article but that is all that is needed to get started.