2023-2026 Duramax 3.0L LZ0 AMDP HP Tuners Custom Tune Package

This package includes the HP Tuners MPVI4 device and your AMDP custom HP Tuners tune file for the 2023-2026 Chevrolet Silverado 1500 or GMC Sierra 1500 with the 3.0L LZ0 Duramax. Already have an MPVI4? Order the tune file on its own instead.

Pick the power level that fits how you drive, from stock power up to +50 HP, and add tuning for the 10-speed automatic to match. Every file is custom built by AMDP for your truck and delivered through the HP Tuners TDN app.

• HP Tuners MPVI4 device
• AMDP custom tune file (Single Tune Level 1, 2 or 3, or the 3 Tune Package)
• Optional transmission tuning
• HP Tuners credits only if you choose a credits option above

*IMPORTANT: You must have the HP Tuners E66 ECM Unlock Service done first. Click Here!

*IMPORTANT: If you want Transmission Tuning as well, you must also have the HP Tuners T93 TCM Upgrade Service (Global B) done first. Click Here!

Power Levels

• Level 1: 0 HP. Stock power output.
• Level 2: +30 HP and +70 lb-ft of torque over stock. Better drivability and improved fuel economy.
• Level 3: +50 HP and +110 lb-ft of torque over stock. Maximum power. Requires an S&B cold air intake. Not recommended for heavy towing.

Choose a single tune at Level 1, 2 or 3, or get all three with the 3 Tune Package.

Optional 10-Speed Transmission Tuning

TCM tuning requires the HP Tuners T93 TCM upgrade (send-in service) and pairs with the engine tune for a fully coordinated package.

• Quicker, firmer shifts: reduced shift times.
• Optimized shift points: better power delivery.
• Improved torque converter strategy: less heat buildup.
• Enhanced drivability: smoother transitions.
• Maintains reliability: safe torque management limits.

Requirements:

• (6) Credits for ECM Tuning and (4) Credits for TCM tuning, or choose a credits option above. HP Tuners Universal Credits
• HP Tuners MPVI4 device (included in this package).
• Tune Delivery Network: HP Tuners TDN App for file exchange and flashing.
• HP Tuners 2021+ GM E66 ECM Service (Global B): Required to access and modify the factory ECM.
• Transmission Tuning: Tuning the 10-speed automatic requires the 2019+ GM T93 TCM Upgrade Service (Global B)
• Your stock read goes to your tuner in the TDN app and your tune file comes back the same way.

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