There definitely might be better items to use, but here is what I'm using right now
USB Splitter: https://www.amazon.com/dp/B07CKQSTCB?psc=1&ref=ppx_yo2_dt_b_product_details
Wireless USB Charging Pad: https://www.amazon.com/dp/B07SG8QPTR?psc=1&ref=ppx_yo2_dt_b_product_details
The charging pad...
It was the same for me. I remember having to really wedge the phone and wire into the cubby so that bumps didn't disconnect it.
I'm so happy with my setup now. The AAWireless, the wireless charging pad and the USB splitter cable all fit in the cubby (I have a pixel 3 so it fits horizontally...
I got my AAWireless about a month ago. It works AMAZINGLY. Honestly, it starts almost immediately for me. It starts connecting as soon as you do anything to the car, like unlocking the doors. The issue I ran into was that it DEMOLISHES your phone battery to be connected to AA wirelessly...