How to install:

1.Extract "IMG Tool 2_1.exe" and "landstal.dff from the archive in directory you wish.

2.Start "IMG Tool 2_1.exe"

3.If there is message with text: "Failed to set data for", click "OK"

4.From the menu select "File">"Open"

5.Go to main directory of the game (GTA SA folder) , then go to "models" , and open "gta3.img"
[Example: D:\GAMES\GTAsanAndreas\models\gta3.img ]

6.When "gta3.img" file is opened (That can take some time) , then go to "Edit">"Find" from the menu (or press F2)

7.In the text fild write the name of the file, you want to find. (In our case: landstal.dff ) Click "Find Next".

8.The file is selected, now click right mouse button on the file and select Replace
or from the menu "Commands">"Replace"
or press CTRL+R

9.Select "landstal.dff" from the directory the archive was extracted.

10.When the file is replaced, (that can take some time too) than select from the menu: "Commands">"Rebuild archive"

11.There's will be message with text: "Rebuilding the archive will take few minutes. Do you wish to countinue?" - Click "Yes"

12.ENJOY!!!