Yes, you would, you really would...and then 3D print one
http://www.3ders.org//articles/20140...est-drive.html
Ok, it's not exactly a fully 3D printed car yet...but it's a start. It will be interesting to see what they do in this September show where they plan to fully print and build a car in 6 days.
In other news, here is a 3D printed titanium steering wheel
http://3dprint.com/6144/bloodhound-1000-mph/
...something about hearing the words "3D printed titanium" make me all excited and stuff.