vehicles.meta (IF YOU DONT INSTALL THIS OR REPLACE THE LINES I GAVE YOU, THE CAR WILL HAVE BUGS)---> update/update.rpf/common/data/levels/gta5
1)IF YOU DONT HAVE ANY OTHER CAR REQUIRING CHANGES IN THIS FILE, JUST REPLACE IT
2)IF YOU HAVE ANOTHER CAR MODS INSTALLED THAT HAVE MADE CHANGES IN THIS FILE, DO THE NEXT:
-Open vehicles.meta(the one from your game directory) once extracted with openiv with notepad
-Use "Search" function, search for "carbonizzare" without the "
-scroll down until you see "va_carbonizzare"
-Delete everything including that line, until you see "". Delete this line too
-Save and import again into your game using OPEN IV