The gtaiv_tu5.exe file you have requested: GTA IV / Official Releases / GTA IV - 18.104.22.168 Patch (1.5) - 98.7mb is not available. Perhaps try browsing all files for the game Grand Theft Auto: San Andreas and upload any files you want to share or are missing. This is the only information we could locate:
Here is the latest GTA IV Patch, that will fix all versions into the same version as well as numerous fixes to both the multiplayer games, the controls as well as several fixes to prevent cheating. There is also another addition apparently, the achievements for the Xbox 360 DLC are now present in the PC Version, so does this mean that the Downloadable content is coming soon for the PC?