Not only does it re-tune your vehicle, it stays mounted in the cab and features real-time, monitoring of vital engine data for a complete gauge package. The Evolution greatly increases horsepower and torque. This product comes with multiple power levels custom tuned by a whole team of engineers, and can be installed in minutes without ever popping the hood. As an in-cabin controller and programmer, the Evolution is the ultimate package for gas and diesel performance tuning! This amazing product is available for both gas and diesel pickups and SUVs.