MADS Smarty S06 Tuner (2003-2007 Dodge 5.9 Cummins)If you're looking for a programmer that delivers results, not hype, for your Cummins, you've found it. We, at Diesel Power Products, have been running Smarty products in most of our personally owned Cummins powered Rams for years and we do it for one reason. THEY WORK. So if you're ready for increased power and a noticeable increase in fuel economy, step up to a Smarty S 06! One of the biggest reasons we choose Smarty, isn't because of the overall