The demo is just over 10 GB and can be downloaded from your Xbox Dashboard or through the SmartGlass app.
In addition, the game has gone gold. Take a look:
— Forza Motorsport (@ForzaMotorsport) September 15, 2014
Forza Horizon 2 is scheduled to be released September 30 for Xbox One and Xbox 360. Let us know if you are going to pick up the demo and what you think of it.