The Edge Attitude in-cab controller combines sleek new engineering with cutting edge technology to provide state-of-the-art performance in adjusting levels, reading EGT and boost. With the addition of the Attitude there is no need for gauges. With the backlit LCD display screen, EGT temperatures and boost readings will be displayed for easy and clear reading. With the push of the mode button, you can switch power levels and have adjustability on the fly.