I am old school. I like having an actual radio in the dash. It killed me to do it, but I cut Vixen's dash for a single din and I am really glad I did. I found a nice little Custom Autosound unit that has am/fm/aux/mp3 slot and c/d. Plus, it actually looks old school.
This is it. https://www.speedwaymotors.com/Custom-Autosound-USA4-DIN-Universal-Radio,376998.html