Dodge Viper's showroom 
How to put it in your gta sa folder
1-open a program called spark heres the link:
http://www.gtagarage.com/mods/show.php?id=1503
2-open files and click open and click models/gta3.img.
3-copy carshow_sfse.txd to your gta3.img.
4-click save.
5-enjoy.