Developed with Arca/CRA crew chief who has wins across the U.S. This app automatically calculates average tire temps and PSI gain so you can quickly make decisions on how to tune your car. Save your information with a simple screenshot from the results screen.
Eligible for Family Library
Eligible if bought after 7/2/2016. Learn More
February 7, 2017
4.0.3 and up
Circle Track Crew Chief