Tried, True, and Tested, the Power Commander line continues with the Power Commander 6. The Power Commander 6 tuning device optimizes your fuel and timing curve (where applicable), giving you the confidence to roam freely. Dynojet has developed and streamlined a user interface that allows selecting a tuning map to be more accessible for the end user. All the same, benefits you have relied on for over 20 years to keep you at the front of the pack.