I think the info from bimmerpost has been a good guide if you will, but I wouldn't treat everything from that fourm as official news or a press release. Apparently their leaked codes list was wrong about the Z4 getting a manual.
Links to more reviews. I'm to lazy to post each one out. :p
https://www.carmagazine.co.uk/car-reviews/bmw/bmw-z4-2019-review/
https://www.caradvice.com.au/654398/2019-bmw-z4-nears-production/
http://www.evo.co.uk/bmw/z4/21305/new-2019-bmw-z4-review-first-drive-of-z4-prototype...
Pretty sure that's just a shadow. Besides, why would the intake be that high? The brakes are located much lower, and this isn't a mid engine car we're talking about.
Jalopnik is full of it. They're still claiming that their POS rendering was close to the real thing. :lol:
https://jalopnik.com/the-toyota-gr-supra-racing-concept-finally-brings-back-1823530852