MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
I own a 1971 Kadett as well and i really like your design! My heated rear-window doesn't work so i will give it a try if i can't fix the heating element. Good to know i'm not alone with my DIY frankenstein-3d print solutions for the classic Opel :-D .