I haven't read it all yet, I just skipped down to the pictures. Turbo turbo turbo turbo
Edit: The engine shown is the Fiat Multiair, not a Mazda engine
http://jalopnik.com/step-inside-the-...-in-1571275617
I suppose since it's a test mule it doesn't guarantee that the turbo will make it, they could be experimenting with several engines, but it would certainly be nice.