Volvo VT880 v3.0

Standalone truck, with lightmask, wheels, interior, little tuning.

Changelog:
- added metallic
- updated for new versions of the game
- removed useless objects from interior and exterior
- added wheels
- added dummies for lights
- fixed minor bugs

– Added in the Cummins ISX Signature series diesel in, instead of the stock sounds.

New: Fixed mirrors, lights dummies were moved little bit, changed mats, fixed few bugs.