Want more power and better drivability for your Chrysler 300C, Dodge Charger, Magnum, Ram Hemi or Cummins truck? Check out the Cortex - from the #1 selling programming manufacturer on the market today. Cortex is the only programmer on the market that comes with an industry exclusive two-year vehicle powertrain warranty. Cortex comes with an expansion port that will allow connectivity of additional compatible accessories (e.g. dash-mount displays and aftermarket sensors).