2 Tune Pack Incl. Unlock Your ECM & Credits for LM2 3.0 Duramax (2019-2021)

$1,566.94

2 Tune Pack – Unlock Your ECM & Maximize Performance for LM2 3.0 Duramax (2019-2021)
Enhance your driving experience with the 2 Tune Pack, designed to unlock your ECM and optimize performance for your 2019-2021 LM2 3.0 Duramax. This tuning solution improves throttle response, power delivery, and towing capabilities while maintaining factory reliability and emissions compliance.

– Eliminates Dead Pedal Feel: Enjoy instant throttle response with no lag.
– Speed Limiter Adjustments: Accommodates tire size changes for precise performance.
– Smart Remember Function: Retains settings even after the vehicle is turned off.
– Start/Stop & Tow Haul Functionality: Improve convenience and towing efficiency.
– Sport Mode Selection: Enhances performance for a more responsive drive.
– Optimized High-Elevation Performance: Maintain power and efficiency in various terrains.
– Improved Exhaust Braking: Enhances braking control for safer descents.
– Increased Torque Across All RPMs: More power at every engine speed.
– Enhanced High-RPM Power: Delivering a dramatic performance boost.
– Confident Towing & Hauling: Makes heavy loads feel lighter and more manageable.
– Maximized Payload Towing Performance: Superior handling under maximum load.
– Factory Emissions Equipment Compatible: No need for removal, ensuring compliance.
– Reduced Soot Build-Up: Helps maintain a cleaner and more efficient system.
– Factory Reliability Maintained: Enjoy better performance without sacrificing dependability.

Upgrade your LM2 3.0 Duramax with this premium tuning pack and experience improved drivability, power, and efficiency with confidence.

$1,566.94

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Unlock the Full Potential of Your LM2 3.0 Duramax (2019-2021)

Enhance the performance and drivability of your 2019-2021 LM2 3.0L Duramax with custom tuning from Motorsports Arsenal. This comprehensive tuning package includes ECM unlocking, two custom tunes, and the necessary hardware and credits—designed to optimize both towing capability and overall power while maintaining reliability.

Why Choose Motorsports Arsenal Custom Tuning?

Two Custom Tunes Included – Sport Tune for enhanced power and responsiveness, Tow Tune for optimized towing performance.
Proven Reliability – Developed using established tuning methods, ensuring long-term performance without compromising durability.
Seamless Integration – Works with your factory ECM, with no need for additional modifications or wiring hacks.
Smooth and Efficient Power Delivery – Improves drivability, torque curve, and power management.
Complete Package – ECM Unlock Service, tuning hardware, and required credits included.

Performance & Specifications

Sport Tune:

Power Gains: +40 RWHP, +100 ft-lbs torque
Immediate Throttle Response – Eliminates lag for a more engaging driving experience.
Enhanced Torque Curve – Increased low-end and mid-range power for smoother acceleration.
Optimized Engine Management – Automatic thermal safeguards to protect engine components.
Designed for Performance Driving – Not recommended for towing without additional monitoring equipment.

Tow Tune:

Power Gains: +25 RWHP, +60 ft-lbs torque
Balanced for Daily Driving & Towing – Ideal for hauling loads up to 9,000 lbs.
Improved Acceleration & Torque Delivery – Helps move heavy trailers with ease.
Air-Fuel Ratio Limits – Minimizes soot production and enhances long-term performance.
Revised Pedal Sensitivity – Smoother throttle control for low-speed trailer maneuvering.

Included Hardware & Services

LM2 ECM Unlock Service
- Ship your ECM using the provided shipping label (all shipping costs included).
- Quick turnaround—ECM unlocking typically completed in 1-2 business days.
- Return shipment includes tuning hardware and tune files, ready for installation.
MPVI3 Hardware by HP Tuners
- Bluetooth-equipped for seamless connectivity.
- Compatible with HP Tuners VCM Suite for advanced logging, diagnostics, and tuning.
- Allows full access to ECM software for precision calibration.
HP Tuners Universal Credits (6 Credits Included)
- Required for ECM tuning and installation of custom calibrations.

Ideal For:

Drivers looking to unlock additional power from their 3.0L Duramax.
Towing enthusiasts needing improved torque without sacrificing reliability.
Performance seekers wanting a more responsive and capable driving experience.
Consider adding our TCM Tuning (Sold Separately) for even more versatility and efficiency!