GMC Sierra 6.6 V8 445hp
2017 ->
GMC Sierra 2017 -> 6.6 V8 445hp
Key Specifications
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2017 -> |
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Diesel |
Discover Our Tuning Solutions
Tuning files for GMC Sierra (2017 ->) 6.6 V8 445hp
MasterTuning S.R.L. is one of the leading developers of tuning files for GMC Sierra 6.6 V8 445hp. The development of each tuning file is the result of perfection and dedication of our programmers. We use only the latest technologies and have years of experience in ECU remapping software. Many chiptuning companies worldwide download their tuning files from us to achieve the best possible results. All our tuning files guarantee the best performance and results within safety margins.
- 100% custom tuning files guarantee;
- Tested and developed on 4x4 dynamometer;
- Best possible performance, within safety margins;
- Reduced fuel consumption.
Other Sierra 2017 -> Engines
Similar Power (~445 HP)
The cost of Stage 1 tuning for GMC Sierra 6.6 V8 445hp varies depending on the ECU and specific requirements. Contact us for a free personalized quote.
Stage 1 tuning for GMC Sierra typically takes 1-2 hours of work. Time may vary depending on the ECU type.
Yes, our Stage 1 tunes are developed respecting the engine's safety margins. The power increase from 445 to 500 HP (+12%) is within safe parameters.
With Stage 1 tuning, GMC Sierra goes from 445 HP to 500 HP (+55 HP) and from 1234 Nm to 1350 Nm (+116 Nm).
Stage 1 remapping takes it from 445 HP to 500 HP (+55 HP, +12%) and torque from 1234 Nm to 1350 Nm (+116 Nm). These figures refer to the standard engine, with no hardware modifications.
A remap changes the factory calibration, so on a vehicle still under manufacturer warranty it may affect coverage on powertrain components. Performance tuning keeps all emission systems working; deactivating emission devices such as DPF, EGR or AdBlue is not road-legal in the EU and UK and is intended for off-road, motorsport or export use only.
With a normal driving style consumption usually stays the same or drops slightly: the extra torque at low rpm means less throttle for the same speed. Consumption goes up only if you actually use the additional power.
Yes. The original file is read and stored before any modification, so the vehicle can be returned to the factory calibration at any time.
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