JessicaMartin

referring to a plastic surgery procedure on a vehicle (likely a car) that was performed so well that the modifications are not noticeable and appear to be part of the original design by the manufacturer. The open roof allows for a clear view of the interior, which is also well done, with many details to admire. The chassis of the vehicle is also improved, and the kit used for the procedure has significantly improved its appearance.

The OM642 engine you had might have had issues, but not all Mercedes engines are the same. It's okay to not have knowledge about every engine, it's a big topic.