04 Ford F-350 max energy programmer
Installed in 15 months day it arived downloaded stage 2 noticible power difference better mileage two days later downloaded stage 3 more power picked up a mile or two more. This truck is running the way it should. The second download took about 5 min. Less things to enter after the first download. If your looking for more power and much better mileage, this is fire you.