More impressive car crashes. Now cars can to turn over through a side, to execute a somersault, etc.
There is also a video showing the changes:
Turn on Annotations, to see the mod changes (begins from 1:44).
Copy the folder "data" in the game folder. Confirm the replacement.
Note, that in first version (current), physics works fine with original Admiral & Infernus only. Other cars perform this settings normally but not as perfect. All cars support will added in next version.