Gran Turismo 4: Prologue International Releases - Giant Bomb

Gran Turismo 4: Prologue is a racing game developed by Polyphony Digital and released in Japan, Southeast Asia and Europe. The game was never released in North America, for reasons unknown.

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Gran Turismo 4 prologue (Video Game 2003) - IMDb

Gran Turismo 4 Prologue All intros (NTSC-J, PAL)

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Gran Turismo 4 Prologue, Gran Turismo Wiki

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1.36 is another boring update : r/granturismo

Gran Turismo 4 International Releases - Giant Bomb

Gran Turismo (Franchise) - Giant Bomb

Gran Turismo 5 (2010) - MobyGames

Gran Turismo 5 (2010) - MobyGames

Gran Turismo 4 Prologue, Gran Turismo Wiki

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Gran Turismo 4 prologue (Video Game 2003) - IMDb

Gran Turismo 4: Prologue International Releases - Giant Bomb