Bully Dog Programmer
Anyone used the Bully Dog Big Rig programmer? Improves fuel economy and increases horsepower.
Forum Discussion
You will probably get a little more power. Your engine will also probably run hotter when pulling a long grade. Don't even think you're going to get improved mileage.
Been there, done that, and wore out the tee-shirt.
Bill
Been there, done that, and wore out the tee-shirt.
Bill
