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EZ Lynk tune files for 2022-2024 Ram 6.7L Cummins. Unlocks and flashes the factory CM2450B in the truck.

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2024-2026 GM Duramax L5P 6.6L - Tune Files

Collection: 2024-2026 GM Duramax L5P 6.6L - Tune Files

6.6L Duramax L5P Tune Files

Calibrated tune files for the 2024–2026 GM 6.6L Duramax L5P. A RTD device runs the file; Every part is matched to your truck and the rest of your build.

ECM Unlock Service

Vendor:
HP Tuners
HP Tuners GM E42 ECM Global B Upgrade Service

(2024-2026)

6.6L L5P GM Duramax

Regular price $999.99 USD

Regular price ~~$0.00 USD~~ Sale price $999.99 USD
Unit price per
TCM Unlock Service

Vendor:
HP Tuners
HP Tuners GM T93 TCM Global B Upgrade Service

(2024-2026)

6.6L L5P GM Duramax

Regular price $399.99 USD

Regular price ~~$0.00 USD~~ Sale price $399.99 USD
Unit price per
RTD4 / MPVi4 Tune Files

Vendor:
DIESELR Tuning
DIESELR RTD4/ MPVi4 ECM Tune Files - Global B

(2024-2026)

6.6L L5P GM Duramax

Regular price From $500.00 USD

Unit price per
RTD4 / MPVi4 Tune Files

Vendor:
DIESELR Tuning
DIESELR RTD4/ MPVi4 ECM ETune Files - Global B

(2024-2026)

6.6L L5D GM Duramax (Cab & Chassis)

Regular price From $500.00 USD

Unit price per

NEW
RTD4 / MPVi4 TCM Tune File

Vendor:
DIESELR Tuning
DIESELR RTD4/ MPVi4 TCM Tune File - Global B

(2024-2026)

6.6L L5P GM Duramax

Regular price $300.00 USD

Unit price per
MPVi4 Licenses

Vendor:
HP Tuners
HP Tuners Universal Credits

Regular price From $49.99 USD

Regular price ~~$0.00 USD~~ Sale price From $49.99 USD
Unit price per