The game's save files were stored on the PS2's memory card, which was a compact, removable storage device that allowed players to transfer their save data between consoles. The memory card was a must-have accessory for PS2 owners, as it allowed them to save their progress and pick up where they left off.
: To ensure you get a rival's car in Career Mode without a 100% save, turn off need for speed most wanted black edition ps2 save game
A quick Google search with this exact phrase often works best: The game's save files were stored on the