When ETS2 moved to version 1.37, the "Mighty Griffin" content was updated to support:
Unique interior cabin sounds for added accessories. MIGHTY GRIFFIN TUNING PACK 1.37
This DLC is not universal; it only works with the following in-game vehicles: Scania Streamline Scania R (Next Gen) Scania S (Next Gen) When ETS2 moved to version 1
Visual animations for custom door handles/trims. When ETS2 moved to version 1.37
Resolved clipping issues with newer truck models. 🚛 Compatible Trucks