10 Best Duramax Tuners 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing products, scanning reviews, spending more than 36 hours of research and speaking with our test users, we think the Bully Dog is the one of the Best Duramax Tuner on the market.

# Image Name Brand Price
1
⭐Best Choice
Bully Dog
Bully Dog - 40420 - GT Diesel Tuner and Monitor Check price Bully Dog $$$$$ Check price
2 Prime_Warehouse Edge Products CTS3 Insight 84130-3 Touch Screen OBD2 Monitor Prime_Warehouse Edge Products CTS3 Insight 84130-3 Touch Screen OBD2 Monitor Gauge Scanner Compatible with 1996 Vehicles & Newer Check price N/A $$$$$ Check price
3 Edge 85401 Edge Diesel Evolution CTS2 Edge 85401 Edge Diesel Evolution CTS2 - CA Edition Check price Edge $$$$$ Check price
4 Edge 85400 Edge Diesel Evolution CTS2 Edge 85400 Edge Diesel Evolution CTS2 Check price Edge $$$$$ Check price
5 DiabloSport 8245 inTune i3 Platinum Performance Programmer 3rd Generation inTune DiabloSport 8245 inTune i3 Platinum Performance Programmer 3rd Generation inTune inTune i3 Platinum Performance Programmer Check price DiabloSport $$$$$ Check price
6
💲Best value for the money
Edge Products 84130 Insight Monitor
Edge Products 84130 Insight Monitor Check price Edge Products $$$$$ Check price
7 EFI Live DSP5 switch SOTF Shift On The Fly compatible EFI Live DSP5 switch SOTF Shift On The Fly compatible with 2006.5-2010 LBZ & LMM Duramax diesel (grey wire) Check price N/A $$$$$ Check price
8 Innovative Performance Chip/Power Programmer compatible with GMC Sierra 2500 & Innovative Performance Chip/Power Programmer compatible with GMC Sierra 2500 & 3500 6.6L Duramax Turbo Diesel - Improve Your Fuel Mileage, Save Gas & Gain More MPG, Increase Horsepower & Torque! Check price Innovative Performance Chips $$$$$ Check price
9
👑Premium Pick
Edge Pulsar Tuner Module For 2017-2019 GM 6.6L Duramax L5P
Edge Pulsar Tuner Module For 2017-2019 GM 6.6L Duramax L5P Diesel Check price Edge $$$$$ Check price
10 EFI Live DSP5 switch SOTF Shift On The Fly compatible EFI Live DSP5 switch SOTF Shift On The Fly compatible with 2001-2004 LB7 Duramax diesel (blue wire) Check price N/A $$$$$ Check price

Bully Dog – Best Overall Duramax Tuner

Bully Dog
  • Wide make & model fit - Fitting a wide array of Ford, Dodge & GM Diesel Models. Enter your vehicle above to verify compatibility. Please contact Bully Dog support for assistance.
  • FUEL ECONOMY - Enjoy fuel saving preloads for long-haul and around town driving. As well as other downloadable features.
  • HEADS UP DISPLAY - Monitor over 15 performance parameters at a glance with a dynamic LCD display mounted on a pillar, window, or dash.
  • PICK YOUR POWER - Utiliize multiple preloads and up to 10 custom tune files to match your vehicle and performance needs.
  • CODE CLEARING - Diagnose and clear trouble codes to ensure proper engine operation.

Prime_Warehouse Edge Products CTS3 Insight 84130-3 Touch Screen OBD2 Monitor

Prime_Warehouse Edge Products CTS3 Insight 84130-3 Touch Screen OBD2 Monitor
  • Observe and understand your vehicle parameters using Edge state-of-the-art technology. Our Insight CTS3 delivers unmatched monitoring capability for any OBD II vehicle (1996 or newer). This digital gauge display works well with custom tuning products or as a stand-alone monitor for total insight on how your vehicle is performing.
  • The Insight is the #1 preferred digital gauge monitor in the market today, used by daily drivers & enthusiasts everywhere. The Insight is the most comprehensive, state-of-the-art, multi-gauge touch-screen display on the market. It is an instantaneous and inexpensive alternative to bulky, analog gauges that would otherwise cost hundreds of dollars and take hours to install. This is the perfect tool for those who want to monitor their vehicle's performance and prefer not to program their vehicle.
  • Insight CTS3 Features: 5" Full Color, high-resolution, swipe screen | Custom color mixer for gauge arcs, needles, and backgrounds | Multiple gauge screen layouts | Fully customizable backgrounds | HDMI style plug for power and linking EAS accessories | One-touch easy menu navigation | Notification center | Available for 1996 and vehicles equipped with an OBDII (diagnostic) port | Switch between US or Metric units of measure | Comprehensive digital gauge display
  • Available for 1996 and newer vehicles equipped with an OBDII port | Compatible with other tuning devices | Displays dozens of parameters | Light sensitivity meter to dim screen as ambient light decreases | Internet Updatable | (Some features may vary by make/model/year)
  • The Third Generation is faster, slimmer, smoother, more advanced, and wi-fi update compatible. In addition to the new slim case design, we also upgraded to a 5” full-color capacitive touch screen display, making our gauges the sleekest in the industry. We didn’t stop at making the display better; we added an all-new, high-speed, processor that provides easy swipe gestures and navigation throughout the product resulting in a user experience that is unmatched in the automotive aftermarket.

Edge 85401 Edge Diesel Evolution CTS2

Edge 85401 Edge Diesel Evolution CTS2
  • Fully customizable backgrounds
  • Slim, sleek case design
  • Full Color, high-resolution, swipe screen
  • Custom color mixer for gauge arcs, needles, and backgrounds
  • Multiple gauge screen layouts

Edge 85400 Edge Diesel Evolution CTS2

Edge 85400 Edge Diesel Evolution CTS2
  • Fully customizable backgrounds
  • Slim, sleek case design
  • 5-inch full color, high-resolution, swipe screen
  • Custom color mixer for gauge arcs, needles, and backgrounds
  • Multiple gauge screen layouts

DiabloSport 8245 inTune i3 Platinum Performance Programmer 3rd Generation inTune

DiabloSport 8245 inTune i3 Platinum Performance Programmer 3rd Generation inTune
  • DiabloSport 8245
  • This product will not work on Hybrid or E-Assist vehicles.
  • 8245 Platinum is for GM allow custom tunes

Edge Products 84130 Insight Monitor – Best Budget Duramax Tuner

Edge Products 84130 Insight Monitor
  • 5 fullcolor, high-resolution, swipe screen
  • Custom color mixer for gauge arcs, needles, and backgrounds
  • Multiple gauge screen layouts
  • Fully customizable backgrounds
  • HDMI style plug for power and linking EAS accessories

EFI Live DSP5 switch SOTF Shift On The Fly compatible

EFI Live DSP5 switch SOTF Shift On The Fly compatible
  • ⏰ Not Having To Pullover To Flash A Different Tune, Switching Instantly Between Calibrations.
  • ⛽ 🏁 🚦 🛣️Stock, Economy, Tow, Heavy Haul, Performance At The Tip Of Your Fingers.
  • 🔒 Valet Mode If You Have An Employee Or Teenager So They Cant Adjust Your Tune Settings.
  • 🛠️ Includes All Items Required For Install.
  • ⭐ Will Work On Duramax Diesel Engines 2006.5-2010 LBZ & LMM⭐

Innovative Performance Chip/Power Programmer compatible with GMC Sierra 2500 &

Innovative Performance Chip/Power Programmer compatible with GMC Sierra 2500 &
  • Boost your horsepower, torque, throttle response and fuel economy with the advanced Innovative Performance Chip compatible with your GMC Sierra 2500 & 3500! Safely gain up to +35 HP and up to +5 MPG in fuel mileage in your vehicle by safely optimizing your air/fuel ratio and timing curve for increased efficiency!
  • Easily installs in less than 15 minutes, with absolutely no mechanical experience required! All performance chips come with an installation kit, including detailed installation instructions with easy to follow step-by-step pictures! Our award-winning 5 star technical staff is here to guide you and help with any questions that you may have.
  • Makes NO permanent changes to your vehicle's computer! It will not void your factory warranty, and it's completely emissions safe. The performance chip is fully compatible with your GMC Sierra 2500 & 3500 in all trims, including the 6.6L Duramax Turbo Diesel engines.
  • We strived to create the most high quality product in every aspect, delivering you the most affordable product without sacrificing quality. All performance chips feature a high-end aluminum enclosure with an extremely durable, high quality anodized finish. It's a thousand tiny details that add up to something big.
  • All performance chips are proudly backed by our unmatched 100% Money-Back Guarantee & Lifetime Warranty! A properly maintained vehicle is required for the performance chip to function as intended and advertised. Results may vary.

Edge Pulsar Tuner Module For 2017-2019 GM 6.6L Duramax L5P – Premium Pick

Edge Pulsar Tuner Module For 2017-2019 GM 6.6L Duramax L5P
  • Edge Pulsar Module for 2017-2019 L5P Duramax
  • Ships with update cable
  • Connects directly to ECU in engine compartment providing instant power
  • Change 5 power levels on-the-fly using +/- cruise control buttons
  • Up to 90 HP & 156 lb-ft torque

EFI Live DSP5 switch SOTF Shift On The Fly compatible

EFI Live DSP5 switch SOTF Shift On The Fly compatible
  • ⏰ Not Having To Pullover To Flash A Different Tune, Switching Instantly Between Calibrations.
  • ⛽ 🏁 🚦 🛣️Stock, Economy, Tow, Heavy Haul, Performance At The Tip Of Your Fingers.
  • 🔒 Valet Mode If You Have An Employee Or Teenager So They Cant Adjust Your Tune Settings.
  • 🛠️ Includes All Items Required For Install.
  • ⭐ Will Work On Duramax Diesel Engines 2001 - 2004 LB7⭐

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