This is a performance tuning package for your 2014+ Silverado!
Improved throttle response
Faster and firmer shifting
Improved fuel efficiency
Adjustment for gear or tire swaps
Exhaust crackle tune included at no extra charge
Up to 20-30HP/TQ gained depending on engine.
*You will need a Windows computer to download the tuning software and to send/recieve files to load to the handheld. Software is NOT compatible with Apple operating systems or tablets running Windows RT.