Run the Create_Custom_GotR_v1.9.2.bat file found inside the extracted folder.
If your .rar file contains the mod, it provides over 150 bug fixes and optional enhancements to improve the game's dull color palette. Saints-Row-2.rar
A folder named MY_CUSTOM_PATCH will be created. Copy all files from this folder into your main Saints Row 2 installation directory. Overwrite any existing files when prompted. Run the Create_Custom_GotR_v1