Ill try and keep this simple, its my first mod.
created by CorKey723, some designs by r!k

1. Open gta3.img in your models folder with the IMG Tool 2.0 (found at gtagarage.com)
2. Delete the old "carshow_sfse.txd"
3. Add the new "carshow_sfse.txd" 
4. Rebuild Archive

Now wasn't that easy!          Enjoy

