This app was mentioned in 2 comments, with an average of 2.00 upvotes
https://play.google.com/store/apps/details?id=com.velocimetroets&hl=en
I've seen a number of setups on YouTube that remove the onscreen dash and have this instead, so you have more view of the road.
i use this app,
https://play.google.com/store/apps/details?id=com.velocimetroets&hl=en
it works for both ats and ets, but most of the dashes are in kmh with only one in mph for use in ats