Alekhine has released a new version of his MotecAdd tool for GTR Evolution & RACE07. MotecAdd is a very extensive tool which displays all kinds of telemetry data to a second screen.
The GTR Evolution/RACE07 version is designed to work with the Steam-install of the simulation, the tool is also available for rFactor, GTR2 as well as Grand Prix Legends.
Follow the link below to get to a fairly extensive (French) manual and the download links to all versions (scroll down to the bottom of the page)