It'll organize change for parking meters in your Jetta
Print parts in orientation show for best results. Use a support contact distance of .15mm, anything smaller makes removal a task and a half.
Enable thin wall perimeters in your slicer.
The sliding door has VERY tight tolerances (0.5mm), expect some hand work if your printer is not okay to the task. My mk3 with a .4mm nozzle required minimal trimming with a knife to get it to slide well.
Glue the two halves together with super glue or alternative