Mit dem GP4 WAD Updater lassen sich WAD-Dateien öffnen und Dateien verändern. Das Tool wird z.B. für die Installation neuer Fahrzeuge und anderen Grafiken benötigt.

Features (englisch, Quelle: Homepage WAD Updater)

- Extract selected/all files from a wad

- Create new wads from a selected folder 

- Update one wad or all track wads any number of files

- Batch files auto-updating through scripts 

New in 3.4 version

- You can now extract a single file from context menu

- Fixed a possible important file name corruption inside new created wads

- .dat format was not visible with "all gp4 formats" filter in open dialog box

- selected wad is now always saved

- Fixed a possible bug after wad creation

- wad was unreadable anymore if a file was at wad's root.

- new manualy selected GP4 path was never saved in registry

- Wadupdater now detects if last selected .wad is still existing 

BEWARE : This program can rewrite every track wad, so it is strongly adviced to backup .wad files before using it