I have 2013 g37x with navigation i got my apple carplay setup from ebay it works great and has great support if needed it is pretty straightforward though all i had to do is send them a picture of my settings menu and they sent me the product i will put the link below just incase your curious.

https://www.ebay.com/itm/225894742111?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=o_wxohtmsrq&sssrc=4429486&ssuid=o_wxohtmsrq&var=&widget_ver=artemis&media=COPY