For the 2004 6.0 PSD the new 1704 will give a whopping 150hp and 225 pounds of torque and still allow you to tow 6000 pounds. We have tested this unit, it runs cooler than stock?????Don't know how, but it does. It is the ONLY microtuner on the market that also tunes the transmission. It will also remove the spede limiter.
Contains three programs:
1 Tow Safe-Up to vehicle capacity 80hp & 120 ft/lb torque
2 Economy tow up to 8000 pounds 120hp & 180 ft/lb torque
3 Performance tow up to 6000 pounds 150hp &225 ft/lb torque
We have these available for $319.00 delivered.l
DT