Performance Obsession
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← DIESEL TUNING

CHEVROLET • GMC

DURAMAX
TUNING

Custom Duramax engine and transmission calibration developed around your truck, engine configuration, modifications and intended use.

VIEW DURAMAX PRICING

RETAIL TUNING PRICING

DURAMAX

Select your engine and model-year range to determine the base tuning price. Hardware and other vehicle-specific requirements are separate where applicable.

6.6L DURAMAX LB7

2001–2004

$500

6.6L DURAMAX LLY

2004.5–2005

$500

6.6L DURAMAX LBZ

2006–2007

$500

6.6L DURAMAX LMM

2007.5–2010

$500

6.6L DURAMAX LML

2011–2016

$650

6.6L DURAMAX L5P

2017–2019

$1,000

6.6L DURAMAX L5P

2020–2023

$1,000

6.6L DURAMAX L5P

2024–2026

$1,800

3.0L DURAMAX LM2

2020–2022

$1,000

3.0L DURAMAX LZ0

2023–2026

$1,000

BASE TUNING PRICE

Pricing shown above is for the base tuning service. Hardware, licensing, controller requirements, transmission tuning or other application-specific requirements may be additional.

DURAMAX APPLICATIONS

SUPPORTED PLATFORMS

Support varies by model year, ECM, TCM, transmission and tuning hardware. Submit the VIN so we can confirm support for your exact truck.

LB7 / LLY DURAMAX

Custom calibration for supported early Duramax applications based on truck configuration, modifications, transmission and intended use.

LBZ / LMM DURAMAX

Custom engine and transmission calibration for supported LBZ and LMM applications ranging from stock trucks to modified combinations.

LML DURAMAX

Custom calibration for supported LML Duramax applications developed around the truck, drivetrain, installed hardware and intended use.

L5P DURAMAX

Custom calibration for supported L5P Duramax applications based on model year, controller configuration, modifications and tuning hardware.

2500HD / 3500HD PICKUP

Supported Chevrolet Silverado HD and GMC Sierra HD Duramax pickup applications evaluated by VIN, model year, controller and transmission.

CAB & CHASSIS

Supported Chevrolet and GMC Duramax cab-and-chassis applications evaluated by VIN, model year, controller, transmission and vehicle configuration.

BUILT FOR THE TRUCK

HOW DO YOU USE IT?

DAILY DRIVER

Calibration focused on predictable drivability and everyday operation.

TOWING

Calibration developed around load, drivetrain behavior and the truck's towing requirements.

PERFORMANCE

Performance-oriented calibration matched to the truck's hardware and drivetrain.

WORK TRUCK

Calibration for trucks regularly used for hauling, work and demanding service.

MODIFIED DURAMAX

BUILT AROUND YOUR COMBINATION

Fuel system, airflow, turbocharger, engine and transmission changes can alter calibration requirements. Include everything installed on the truck with your tune request.

+Cold Air Intake
+Exhaust
+Turbocharger
+Injectors
+Fuel System
+CP3 Conversion
+Lift Pump
+Intercooler
+Intake System
+Engine Modifications
+Transmission Upgrades
+Gear Ratio
+Tire Size

CUSTOM CALIBRATION

ENGINE & TRANSMISSION

ENGINE

ENGINE CALIBRATION

Engine calibration is developed around the truck's fuel system, airflow, turbocharger configuration, engine hardware and intended use.

TRANSMISSION

TRANSMISSION CALIBRATION

Where supported, transmission calibration can be matched to engine output, transmission modifications, tire size, gearing and intended use.

REMOTE TUNING HARDWARE

HP TUNERS & EZ LYNK

Hardware requirements depend on model year, ECM, TCM and calibration platform. Compatible Duramax applications can use the supported devices below.

MPVI3

Existing HP Tuners MPVI3 devices can be used for supported vehicle reading, flashing and data logging applications.

MPVI4

Current HP Tuners interface option for supported calibration and data logging applications.

EZ LYNK AUTO AGENT 3

$529.99

Cloud-connected tuning hardware for compatible diesel applications. Hardware compatibility will be confirmed for your specific vehicle.

VIEW EZ LYNK →

BEFORE TUNING

The truck should be mechanically sound before calibration. Existing rail-pressure, injector, fuel-system, turbocharger, boost, sensor, wiring, transmission or other mechanical faults should be diagnosed before tuning begins.

PERFORMANCE OBSESSION

READY TO TUNE
YOUR DURAMAX?

Submit the VIN, truck information, complete modification list, transmission information, tuning hardware and performance goals.

REQUEST DURAMAX TUNE