Enjoy Pulsar XT's shift-on-the-fly pedal programming, with 7 levels changeable through your steering wheel controls. The smartphone app allows you to adjust your speedometer for larger tires, transfer case ratio changes and gear ratio changes. Along with adjusting TPMS settings, disabling your Auto Start/Stop, and checking and clearing DTC's. You'll love the way your Ram Hemi reacts with Pulsar XT, with improved throttle response, tire size calibration, and improved drivability running in V8 all the time. You'll wish you would've installed Pulsar XT sooner!