Use less fuel and get more power using the Hypertech E-Con Power Programmer. The Max Energy E-CON provides the most fuel efficient tuning money can buy. Save yourself money at the pump and this programmer will pay for itself.
- Improves Fuel Economy
- Reports of 2 to 6 mpg Gain!
- More Horsepower & Torque
- For Regular Gas & Diesel Fuel
- Reads, Displays, and Clears DTCs
- 50-State Emissions Legal
- Internet Updateable
- Easy Plug-And-Play Install
- 2006-2008 GMC Sierra, Chevrolet Silverado 6.6L Diesel