Volvo D12 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 improves throttle response.

NO MORE dead "pedal" feeling when you hit the accelerator!

Volvo ECU Re- Flash Service

Select form 505-565HP

- 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!

- Tuning works with stock injectors and turbocharger, no need for expensive engine part upgrades!!

Tuning Prices start at $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.
Volvo ECU Location

Don't have the down time to send in the ECU but still need better power and Fuel Economy? Check out our Plug and Play adjustible tuners below!

VolvoPM pic

HDT-VolvoPM - Plug In Adjustable Power module

2003-2008 D12 Engines with EMS2 Computer

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!


93-02 Volvo ecu

(1997-2002 ECU Shown Above is only eligible for RE-FLASH Service - Plug In Module IS NOT AVAILABLE  for this ECU)