The Juice is a power module that mounts under the hood in to existing factory harness connection. It receives signals from the truck's engine control unit and constantly monitors and modifies those signals to improve performance. The attitude CTS is an in-cab controller and monitor that controls the juice module. The device also functions as a data acquisition and data monitoring display. It captures and displays vital engine information like exhaust gas temperature, turbo boost, and engine temperature, to name just a few. The Juice with Attitude comes with customizable audible alerts, on the fly adjustable power levels, and engine transmission protection features built in.