GMC Sierra 2008 - 2013 6.6 Duramax 365hp

HomeGMC Sierra 2008 - 2013 6.6 Duramax 365hp

GMC Sierra 2008 - 2013 6.6 Duramax 365hp

Tuning information may differ from vehicle to vehicle.

Previous Power:

365 hp

Post Power:

395 hp

Power Difference:

+ 30 hp

Previous Torque:

894 nm

Post Torque:

945 nm

Torque Difference:

+ 51 nm

100% remapped ECU tuning files.
4x4 Dyno tested for the best performance

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