RFZRH Ultimate Overhaul mod (how to install) GTAIV installation (step by step)(follow all steps - backup is optional). -Find your GTAIV installation folder (where you installed the game). -go to GTAIV/common/data folder in the installation folder. -backup your original handling.dat file (quite important). -copy the file from: RFZRH Ultimate Overhaul/GTAIVcommondata to: GTAIV/common/data in your game installation folder. -Click - yes - replace the file. -launch and enjoy. EFLC installation (step by step)(follow all steps - backup is optional). -find your EFLC installation folder (where you installed the game). -go to EFLC/common/data folder in the installation folder. -backup your original handling.dat file (quite important). -copy the file from: RFZRH Ultimate Overhaul/EFLCcommondata to: EFLC/common/data in your game installation folder. -Click - yes - replace the file. -go to EFLC/TBoGT/common/data folder in the installation folder. -backup your original handling.dat file (quite important). -copy the file from: RFZRH Ultimate Overhaul/EFLCTBoGTcommondata to: EFLC/TBoGT/common/data in your game installation folder. -Click - yes - replace the file. -go to EFLC/TLAD/common/data folder in the installation folder. -backup your original handling.dat file (quite important). -copy the file from: RFZRH Ultimate Overhaul/EFLCTLADcommondata to: EFLC/TLAD/common/data in your game installation folder. -Click - yes - replace the file. -launch and enjoy. I DO NOT OWN ANY OF THE FILES I MODIFIED COPYRIGHT BELONGS TO ROCKSTAR GAMES