[The Newell]

Bully Dog manufactures a tuner called the bully dog big rig cost is 2800.0

Here are the specs of the tuner.

Detroit Bully Dog Big Rig Power Pup

The Detroit Big Rig Power Pup Downloader is a programmer/tuner that downloads horsepower and economy enhancing software into ‘98-’07 Detroit Diesel DDEC IV & DDEC V engines (it does not yet work on ‘08 vehicles with a diesel particulate filter or on DDEC VI engines).

Due to tremendous improvements in fuel economy, Bully Dog's Detroit Big Rig Power Pup pays for itself in a matter of a few months and continues to SAVE drivers and fleets THOUSANDS OF DOLLARS even within the first year of using the product.

The Detroit Big Rig Power Pup downloader was designed with one goal in mind - to add bottom line profits through lower fuel consumption in big rig trucks utilizing the Detroit Diese Series 60 engines with DDEC IV and DDEC V ECMs. Whether you are an owner/operator, have a fleet of thousands of trucks or somewhere in between these downloaders have been designed for you.
Detroit Big Rig Downloader Applications

The Detroit Big Rig Downloader currently works on the following vehicles:

Detroit Series 60 DDEC IV ECM '98-'05
Detroit Series 60 DDEC V ECM '01-'07

Bully Dog Power Pup Downloader Features:

Improved Fuel Economy
The main benefit provided by the Power Pup is improved fuel economy. This product carries the highest improvements in fuel economy available in the aftermarket for any Class 8 truck.

More Power
Depending on the original horsepower/torque rating of the engine this software adds between 40-75 rear wheel horsepower, which equates to a 15% gain in horsepower across all Detroit Diesel engines.

Internet Updateable
The Power Pup can easily be updated online to account for new Power Pup features, new vehicle applications, and technical support issues. Our online updating program, The Update Agent, makes this fast, easy and convenient. Internet Updates cannot be used to facilitate vehicle transfers.

No Interference with Stock Settings
The Power Pup does not affect any factory specialty settings such as Load Based Speed Control, Gear Down Protection, Idol Control, Rev limiters, or Speed Governors.

Bully Dog enhances engine performance by:

Optimizing Engine Settings across lug curve
Optimizing Fuel Pressure across lug curve
Optimizing Fuel Pulse across lug curve
Reducing Overall Fuel intake
Keeping EGTs in safe range
Remaining in Safe Specified Emission Ranges
More Efficient Burn within the Cylinder
Allowing drivers to maintain gears on grades
Producing less burnoffs with DPF systems

How does the Power Pup work:

Install the Power Pup
The Power Pup plugs into the Data port beneath your steering column.