You could get a cheap Android phone and this: https://www.indiegogo.com/projects/aawireless I received mine a couple months back and it's legit.
I also have the AA Wireless dongle and it has worked great. In terms of just Carplay this is receiving some good reviews on Amazon. I do not own it or know anyone who has though. https://www.amazon.com/Carlinkit-Wi...ywords=wireless+carplay&qid=1655306200&sr=8-3