Bully Dog Heavy Duty WD Fuel Mileage Tuner



  • Monitor up to 22 Vehicle Parameters
  • Set Multiple Automated Safety Warnings
  • Monitor (4) Vehicle Parameters at Once
  • Reduces Vehicle Wear and Tear
  • Improves Road Safety
  • Driving Coach Fuel Economy Optimizer
  • Read and Erase Trouble Codes
  • Speed Limiter Adjustment
  • Fast and Easy Installation with No Tools Necessary
  • Suction Cup Kit Included


Available for: ECM controlled engines with 6 or 9 pin data port


SKU: 46501 Category: Tag:


The Heavy Duty WatchDog is a multifunctional digital gauge pack designed to help truck drivers improve fuel economy, reduce vehicle wear and tear, improve on road safety, and increase utility. The WatchDog is packed with features that provide Fleet managers and owner operators with tools to save money and help improve driver behavior.

Free Internet Updates – Get the latest files for your vehicle with free internet updates.

Note: Bully Dog has teamed up with Gear Master to bring you the Gear Master Shiftometer software to the Heavy Duty WatchDog. The product ships with a Free Trial Version and the unlimited version is available through a simple upgrade.

Monitoring includes:

  • Speed
  • RPM
  • Boost
  • Throttle
  • Load
  • Battery V
  • Coolant
  • Intake Temperature
  • Oil Temperature
  • Oil PSI
  • Turbo EX Temperature
  • Fuel Rate
  • Inst Economy
  • Avg Economy
  • Trip Distance
  • Trip Fuel
  • BD Aux
  • BD Pyro 1 & 2
  • Truck Pyro 1 & 2


Available for: ECM controlled engines with 6 or 9 pin data port


Additional information

Weight 2.5 lbs
Dimensions 14 × 12 × 6 in


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