Aim solo plus a cheap action cam like a mobius and render the data overlay with free dashware software is,what i use. I've got the DL with obdii cable so i get rpm and throttle in addition to the rest, but even with a regular aim solo you get a lot, including the predictive lap timer. Here's an example of that setup:
https://m.youtube.com/watch?v=tprQm4Julf0