Gran Turismo 4: Prologue (2003) - MobyGames

Gran Turismo 4: Prologue is a lite version of the later released game Gran Turismo 4. In reality, this game, although a full game in its own right, is really nothing more than a extended demo of what to expect in the final release of Gran Turismo 4.

Gran Turismo (1997) - MobyGames

Gran Turismo 4 Prologue, Gran Turismo Wiki

Gran Turismo 4 prologue (Video Game 2003) - IMDb

Gran Turismo 4 Prologue - IGN

Gran Turismo 4 (2004)

Gran Turismo 4 (2004)

Gran Turismo 4 Prologue - IGN

Gran Turismo 6 (Anniversary Edition) (2013) - MobyGames

Gran Turismo 4 Prologue - IGN

Gran Turismo 4 (2004) - MobyGames