Gran Turismo 4 Cheat Codes Discovered Almost Two Decades After Release

A Twitter user has discovered a new set of cheat codes for Gran Turismo 4 almost two decades after the game's release.

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Gran Turismo PSP cheat codes discovered after 14 years - Polygon

In-game cheat codes have been discovered for Gran Turismo 4 almost 20 years after its release. : r/Games

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They have just found new cheat codes in the PSP 'Gran Turismo'… 14 years later - Softonic

Gran Turismo 4 Cheat Codes Discovered Nearly 20 Years After Release - IGN

Gran Turismo 4 Cheat Codes Discovered Nearly 20 Years After Release - IGN

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Gran Turismo 4 Cheat Codes Discovered Nearly 20 Years After Release - IGN