Since the game already features licensed cars (DLCs like Nissan, Bentley, etc.) and a barn find system, this feature expands on the and "Collection" loop that keeps players engaged.
The "18 DLCs" bundle typically includes a mix of licensed brand expansions and gameplay-enhancing content available as of the 1.0.35 update: Car Mechanic Simulator 2021 v1.0.35 18 DLCs-F...
Diagnosing and fixing complex engine, suspension, and body issues using thousands of parts. "Restoration" Since the game already features licensed cars