Forza Motorsport 4 Xenia Disc 2 ((top)) -

. While the base game (Disc 1) is playable on its own, Disc 2 is specifically designed to add approximately 250 extra cars

Xenia is an emulator for Xbox 360 games, allowing players to run games on their PC. However, in the context of Forza Motorsport 4 and a "Xenia disc," it might refer to a custom or modified game disc.

Open (recommended for better compatibility with this title). Go to File > Install Content .