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GMC Sierra 6.2 V8 403hp ECU Tuning File

GMC Sierra 6.2 V8 403hp

2008 - 2013

Power +22bhp
Stock
403bhp
Tuned
425bhp
Torque +20Nm
Stock
565Nm
Tuned
585Nm
Make
GMC
Model
Sierra
Generation
2008 - 2013
Engine
6.2 V8 403hp

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The GMC Sierra 6.2 V8 403hp (2008 - 2013) produces 403bhp and 565Nm in standard form. Our Stage 1 ECU tuning file raises output to 425bhp and 585Nm, a gain of 22bhp and 20Nm, 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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