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Bully Dog Heavy-Duty Gauge Tuner
Bully Dog Gets the Most from Your Big Rig!
With the money you'll save on fuel, this Heavy-Duty Gauge Tuner from Bully Dog pays for itself in no time. Designed for semitrucks (also known as semitrailers, tractor trailers, etc.) to maximize fuel efficiency, no other tuning unit can compete with its options: Economy Tune, Economy + Power Tune, and Custom Tune.
Economy Tune: This standard setting consistently achieves mileage gains from 6% to 12%
Economy + Power Tune: Improves fuel economy while safely increasing horsepower and torque by up to 18% so you can pull heavier loads without downshifting... performance that saves you time and money
Custom Tune: Bully Dog offers complimentary tuning for MORE power, pull, and miles out of every gallon
Compatible with Caterpillar, Cummins, Detroit, and Paccar applications
Proven fuel economy (Bully Dog 30-Day Money Back Guarantee)
6% to 12% mileage increase supported by rigorous on-road and independent SAE testing
18% standard power gains
Monitor up to 22 vehicle parameters
Set multiple automated safety warnings
Read/erase trouble codes in less than a minute
Fuel economy optimizer and adjustable speed limiter
Simple, quick installation with suction cup mount (no tools required)
Note: Not legal for sale or use on pollution-controlled vehicles based and registered in California