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GMC Sierra 6.6 Duramax 365hp ECU Tuning File

GMC Sierra 6.6 Duramax 365hp

2014 - 2016

Power +30bhp
Stock
365bhp
Tuned
395bhp
Torque +51Nm
Stock
894Nm
Tuned
945Nm
Make
GMC
Model
Sierra
Generation
2014 - 2016
Engine
6.6 Duramax 365hp

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The GMC Sierra 6.6 Duramax 365hp (2014 - 2016) produces 365bhp and 894Nm in standard form. Our Stage 1 ECU tuning file raises output to 395bhp and 945Nm, a gain of 30bhp and 51Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.

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