Sony seems to have released two wireless headunits which support both Android Auto and Apple Carplay and is running a boxing day sale.
There are other head units on sale as well including but not limited to XAV-AX6000 for $749.25
P.S. Don't forget to use cashrewards cashback (12% at the time of the post).
Hope this helps with someone who is in the market for a quality wireless headunit.
Check this. AX5000 for $563. Extra 10% off on your first purchase if you subscribe.