Mack MP7 & MP8 & Off-Road Power Tuning Fuel Economy MPG Increase
Start saving time and money now!
Increase your fuel economy 0.5 - 1.5 mpg & add an additional 60-120 HP
Your engine will gain both HP and torque through the entire RPM band.
This helps the low-end torque to reduce downshifting, increases fuel mileage less downtime and better performance.
This service requires removing the ECU and mailing it to our location.