Great app – Speedometer Speed Box App Review
Been using this app for a few years now. I have a 1972 Chevelle and my speedometer doesn’t work properly and it’s to expensive to fix right now. So that being said this app works awesome in leu of a replacement part. Down fall: if your in a spot where you loose signal you loose your speedo.
Review by Nielsen2772 on
Speedometer Speed Box App.