This is right from VanAaken's website
SmartBox C5 – Option 1
The SmartBox C5 will be available for all CR Dodge Ram from 2003 – 2006. It gives adjustments to fuel pulse width, pressure and injection timing on all models and also gives adjustment of boost pressure on the later models that have electronically regulated boost (2004. 5 up).
The module will come standard with a 5 position lighted segment switch. The module will come programmed with 5 predetermined tunes varying from economy to moderately high performance (app 120 h/p). .
SmartBox C5 – Option 2
The 2nd level will be the SmartBox C5 with the vA Commander monitor to function as the switch as well as provide the safety defueling based upon egts, engine temp or trans temp. There is a pillar pod mount for the vA Commander available as an option.
This package should be offered with 5 module settings that vary from economy to high performance (app 160 h/p).
SmartBox C5 – Option
The 3rd level option will be the Smartbox C5, SmartMap software, tuning lead & programming power source. The SmartBox C5 will come with 5 pre-programmed settings that range from economy to high performance (app 175 h/p). The module will come standard with a 5 position lighted segment switch. The user will then have the capability to alter any of the tuning files, using a laptop computer, & save as desired. There will be a comprehensive user guide provided with the tuning software. This will allow the user to tune his module for optimum performance with any other modifications they may have.
Any C5 module purchased as option 1, or 2 can be upgraded to allow custom programming for a fee.
The vA Commander can be added at any time, to allow for monitoring and safety defuel.
The tuning software will be available for download from our website, but will not be functional until mated with the appropriate C5 module.