GM Duramax Tuners | GenX Performance

We Carry A Great Selection Of Tuners For Chevy Duramax Trucks And GMC Duramax Trucks From Banks, Bully Dog, DiabloSport, Edge, GDP Tuning, HP Tuners, Pedal Commander, Superchips In Stock And Ready To Ship. Free Shipping! Financing Available! Shop Now!

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Banks Derringer Tuner W/iDash DataMonster For 17-19 Duramax L5P 6.6L

$954.44 $859.00

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Banks Derringer Tuner W/iDash DataMonster For 2020 GM Duramax L5P 6.6L

$954.44 $859.00

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Banks Derringer Tuner With iDash For 17-19 GM Duramax L5P 6.6L

$821.11 $739.00

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Banks Power Derringer Tuner W/ 1.8" iDash For 2020 GM 2500/3500 6.6L Duramax L5P

$821.11 $739.00

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Bully Dog BDX Performance Programmer

$499.00 $399.00

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Bully Dog GT Platinum Diesel Tuner

$549.00 $449.00

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DiabloSport inTune i3 For GM Vehicles

$449.00 $403.95

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DiabloSport inTune i3 Platinum For GM Vehicles

$449.00 $403.95

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DiabloSport Predator 2 For GM Diesel Trucks

$397.00 $356.95

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DiabloSport Trinity T2 For GM Vehicles

$687.00 $617.95

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DiabloSport Trinity T2 Platinum For GM Vehicles

$687.00 $617.95

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Edge 21502 Juice With Attitude CTS2 For 06-07 Chevy/GMC LLY/LBZ Duramax 6.6L

$1,168.00 $1,050.95

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Banks Derringer Tuner W/iDash DataMonster For 17-19 Duramax L5P 6.6L

Banks Power Derringer Tuner W/ 1.8" iDash DataMonster For 17-19 GM 2500/3500 6.6L Duramax L5P Details: Adds up to 61 hp and 112 lb-ft, 6 power levels, works while in cruise-control, Data-Log up 100 parameters at a time (includes micro-SD) plus log up...

$954.44 $859.00

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Banks Derringer Tuner W/iDash DataMonster For 2020 GM Duramax L5P 6.6L

Banks Power Derringer Tuner W/ 1.8" iDash DataMonster For 2020 GM 2500/3500 6.6L Duramax L5P Details: Stops the competition dead in their tracks. Results in torque and power gains across the full operating rpm range, starting right off idle and...

$954.44 $859.00

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Banks Derringer Tuner With iDash For 17-19 GM Duramax L5P 6.6L

Banks Power Derringer Tuner W/ 1.8" iDash For 17-19 GM 2500/3500 6.6L Duramax L5P Details: The Banks Power Derringer Tuner adds up to 61 hp and 112 lb-ft to the 17-19 GM 2500/3500 6.6L Duramax L5P. The Banks Power Derringer Tuner has 6 power levels and...

$821.11 $739.00

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Banks Power Derringer Tuner W/ 1.8" iDash For 2020 GM 2500/3500 6.6L Duramax L5P

Banks Power Derringer Tuner W/ 1.8" iDash For 2020 GM 2500/3500 6.6L Duramax L5P Details: The Banks Power Derringer Tuner adds up to 81 hp and 144 lb-ft to the 2020 GM 2500/3500 6.6L Duramax L5P. The Banks Power Derringer Tuner has 6 power levels and...

$821.11 $739.00

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Bully Dog BDX Performance Programmer

Bully Dog BDX Performance Programmer Description: Bully Dog’s new BDX hand-held performance tuner gives drivers the edge they need, whether tackling tough terrain, pulling a heavy payload or maximizing fuel economy on the highway. Its sleek...

$499.00 $399.00

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Bully Dog GT Platinum Diesel Tuner

Bully Dog GT Platinum Diesel Tuner Description: The GT Diesel tuner unlocks more horsepower and torque to meet the unique demands you put on your vehicle. With shift-on-the-fly tuning*, customizable gauges to track performance, and better control of...

$549.00 $449.00

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DiabloSport inTune i3 For GM Vehicles

DiabloSport inTune i3 For GM Vehicles Details: If you are a horsepower junky and you need a fix, look no further. Whether you have a Chrysler, Ford, or GM vehicle in your driveway, DiabloSport’s inTune i3 Performance Programmer is an easy way to...

$449.00 $403.95

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DiabloSport inTune i3 Platinum For GM Vehicles

DiabloSport inTune i3 Platinum For GM Vehicles Details: The Platinum i3 is designed for those who want the best of both worlds, pre-loaded, high-performance tunes in addition to custom tuning capability. The i3 Platinum is already equipped with...

$449.00 $403.95

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DiabloSport Predator 2 For GM Diesel Trucks

DiabloSport Predator 2 For GM Diesel Trucks Details: Adding horsepower to your Sierra or Silverado HD truck has never been easier! The Predator 7203 for Duramax Diesel trucks can add over 100 horsepower in minutes! With this simple plug and play...

$397.00 $356.95

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DiabloSport Trinity T2 For GM Vehicles

DiabloSport Trinity T2 For GM Vehicles Details: The all-new Trinity (T2) 50-State is the most advanced emissions compliant performance programmer and monitoring setup of its kind. Featuring a high resolution, 5 capacitive touch screen, full swipe...

$687.00 $617.95

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DiabloSport Trinity T2 Platinum For GM Vehicles

DiabloSport Trinity T2 Platinum For GM Vehicles Details: The Trinity T2 Platinum is designed for those who want the best of both worlds, pre-loaded, high-performance tunes in addition to custom tuning capability. The T2 Platinum is already...

$687.00 $617.95

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Edge 21502 Juice With Attitude CTS2 For 06-07 Chevy/GMC LLY/LBZ Duramax 6.6L

Edge 21502 Juice With Attitude CTS2 For 06-07 Chevy/GMC LLY/LBZ Duramax 6.6L Details: The Juice with Attitude is Edge’s most advanced product line. The Juice controls timing and duration of injector firing for your truck to deliver maximum...

$1,168.00 $1,050.95

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