hello :)
this is my secund mod for gta 5 pc version !

this mod is just an edit of handling.meta.
i increased the 'DeformationDamageMult' at 99999999999999999999.200000 ! it's huuuuuuuge ! + it adds indestructible cars :)

it's working for all cars (except dlc cars)

Installation
Using OpenIV 2.6, select update.rpf > common > data, enter Edit Mode, drag and drop the included handling.meta file, and close.