[mikey26]

@Born inSANE edit your setup.ini it should look something like this if your used precomp and srep.

[InstallOptions]
ApplicationName=Dirty Showdown
Publisher=Codemasters
MyExecutableName=showdown.exe
MyExecutablePath=
SaveGameFolder=
GameSize=9646
Lang=de,en,es,fr,it
LangUI=0
PrecompVer=0.42
Editor=yener90

[InstallSettings]
GDFBinary=game_gdf.dll

[ExtractSettings]
FreeArcFile1 = {src} \ Data1.bin; DestDir: {app}; Disk: 1; PrecSrep:1
FreeArcFile1 = {src} \ Data2.bin; DestDir: {app}; Disk: 1; PrecSrep:1

Leave out PrecSrep:1 if your just used freearc