GMC Sierra 6.6 Duramax 365hp ECU Tuning File

GMC Sierra 6.6 Duramax 365hp

1999 - 2007

Power +30bhp

Stock

365bhp

Tuned

395bhp

Torque +51Nm

Stock

894Nm

Tuned

945Nm

Make

GMC

Model

Sierra

Generation

1999 - 2007

Engine

6.6 Duramax 365hp

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