Gran Turismo 4 Cheats For PlayStation 2 - GameSpot

With authentic cars, courses, and car physics, Gran Turismo 4 adds an even more realistic racing simulation to the series. The characteristics of each car take into account weight, speed, friction, and more to deliver realistic handling.

Gran Turismo Concept 2002 Tokyo-Geneva Cheats For PlayStation 2 - GameSpot

Tourist Trophy Cheats For PlayStation 2 - GameSpot

PS2 Cheats - Gran Turismo 4 Guide - IGN

GT4 has cheat codes

PS2 Cheats - Gran Turismo 4 Guide - IGN

Gran Turismo 4 Cheat Codes Discovered Nearly 20 Years After Release

Gran Turismo 4 Cheat Codes Discovered Almost 20 Years Following Release

Gran Turismo Sport Box Shot for PlayStation 4 - GameFAQs

Gran Turismo 5 - Wikipedia