While a dedicated "save editor" GUI for Project CARS 3 is not widely available, you can achieve the same results using these methods:

While dedicated, standalone save editors specifically built for Project CARS 3

: It is recommended to play offline when using a modified save to avoid potential bans.

An exhaustive Project CARS 3 Save Editor typically refers to a combination of save file manipulation trainer software

Project Cars 3 uses a checksum (a digital fingerprint) to ensure the save file hasn't been tampered with. If you use a basic hex editor to change your money from 10,000 to 99,999, the game will detect the mismatch and display "Save Corrupted," forcing you to delete your profile.