Bully Dog GT Platinum Diesel Tuner with Bypass Cable for 2018 - 2021 Dodge Ram 6.7L Cummins 40420

Part# 40420,42215 l UPC# 681018404204
$559.00 Now $399.95
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3 In Stock


Not Available to Ship to California


Add Optional Sensor Docking Station

Add Optional Mounting Hardware


Product Description

The Triple Dog Platinum Gauge Tuner is a vehicle engine tuner, monitor, gauge and diagnostic device all in a single unit. The GT Platinum dramatically improves performance by providing an increase in horsepower and torque and by improving fuel economy through better engine tuning. The GT Platinum monitors and displays over fifteen different vehicle parameters and it includes the all new Driving Coach feature which teaches you how to maximize your diesel’s fuel economy potential.

Key Features

  • Includes Required Bypass Cable For 2018-2021 Cummins 6.7L
  • On-the-fly power level adjustment
  • Four different power levels to choose from
  • Easy installation (20-40 minutes)
  • Free internet updates and upgrades
  • Monitor and display vehicle parameters (PIDs)
  • Full Color display with multiple color themes
  • User set daytime and nighttime driving modes
  • De-fuel based on user set safety parameters
  • Read and Erase Diagnostic Trouble Codes
  • Display instant fuel economy and trip fuel economy
  • Exclusive Driving Coach feature, Patent Pending
  • Note: Does Not Support Emissions Deletes

This value-priced and feature-packed diesel tuner reads and erases diagnostic trouble codes. Also included is Bully Dog’s performance testing feature designed to test a vehicle’s performance capability on the drag strip. The tuner comes with PC analysis software so you can determine vehicle horsepower. The Triple Dog GT Platinum Diesel works on most late model diesel pickups including Dodge, Ford and GM. A complete list is found under the “Vehicle Applications” tab above.



The Bully Dog GT Platinum Diesel Tuner has the following On-The-Fly tunes for your 2018 – 2021 Dodge Ram 6.7L Cummins:

  • 2018 RAM: +47 HP and +130 TQ.
  • 2019 RAM: +55 HP and +159 TQ.
  • 2020 – 2021 RAM: +63 HP and +70 TQ.


Performance Gauge Functions

  • Real Time Fuel economy
  • Average Fuel economy
  • Trip Fuel economy
  • Coolant temperature
  • Engine RPM
  • Speed
  • Timing position
  • Air intake temperature
  • Mass Air Flow (grams/sec.)
  • Throttle position %
  • Transmission temperature
  • Exhaust gas temperatures (2 locations)
  • Turbo boost pressure
  • Injection control pressure (ICP)