
Mack CHN, CXN, CPX, CHU, CXU, Pinnacle, Granite
MP7 & MP8 Engine Power Tuning Fuel Economy MPG Increase
Start saving time and money now!
Increase your fuel economy .5-1.5 mpg & add an additional 60-120HP!
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, and
Mack ECU Re- Flash Service
- Increase the HP & TQ to achieve maximum fuel efficiency!
- A better driving experience with increased throttle response!
- Wider power power band through the RPM range!
Less Maintenance and repair costs!
ECU Tuning as low as $999.00!
This service requires removing the ECU and mailing it to our location, our
standard turn-around time is same day as delivered or 1 day depending on our work load.
Re-programming service requires the removal of the ECU from the side of the engine and shipping it to our facility.


HDT-MackMP7/8
Plug In Adjustable Power module
* LIMITED TIME SALE PRICE OF $1499.00!*
2008-2013 MP7 & MP8 Engines with with round in-dash diagnostic connector.
This unit plugs into the engine computer and controls injector timing and injected quantities helping the engine with throttle response and lowering the torque curve by spooling the turbocharger faster. Increase hill pulling speed and decrease downshifts and start saving money today!
True "plug and play" unit which uses factory ecu connectors and will take less than 30min to install.
4 adjustable power setting - +60HP, +80HP, +100Hp & +120HP!
Increased MPG, Throttle Response and Horsepower!
Click below for purchasing details:
Power Only Tuning programmer with comm. cable - $1499.00
Power/EGR delete tuning programmer and comm. cable - $1799.00
Power/EGR/DPF Delete tuning programmer and comm cable - $2599.00
Please call or email for details!
423-709-7755 info@heavydieseltuner.com