Rimappatura GMC Sierra 6.2 V8 420hp
3 appointments available this week

Your Vehicle

GMC Sierra

GMC Sierra 6.2 V8 420hp

Fuel Type
Benzina
Original Power
420 hp
Original Torque
609 Nm
Generation
2014 - 2016

Power hp

Original
420hp
Modified
440hp
Difference
+20hp

Torque Nm

Original
609Nm
Modified
630Nm
Difference
+21Nm

Power Graph

Power after remapping 440hp
Torque after remapping 630Nm

GMC Sierra 6.2 V8 420hp: da 420 a 440HP

 
Original
Modified
Difference
hp
420hp
440hp
+20hp
Nm
609Nm
630Nm
+21Nm

Remapping GMC Sierra

MasterTuning is a leader in developing remapping for GMC. La GMC Sierra 6.2 V8 420hp può passare da 420 HP a 440 HP con un incremento di 20 HP.

The development of each remap is customized by MasterTuning.

  • 100% tested and customized files guarantee
  • Tested and developed on a 4x4 dyno
  • Best performance, within safety margins
  • Reduced fuel consumption

ECU Remapping Details GMC Sierra 6.2 V8 420hp

The GMC Sierra 6.2 V8 420hp is equipped with a petrol engine that produces 420 HP and 609 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this GMC can achieve 440 HP (+5%) and 630 Nm (+3%).

Our Stage 1 tuning for the Sierra 2014 - 2016 delivers an impressive gain of +20 HP and +21 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.

With 420 HP from factory, this GMC Sierra is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.

Frequently Asked Questions - GMC Sierra

How much power can I gain from remapping my GMC Sierra?

With MasterTuning Stage 1, your GMC Sierra 6.2 V8 420hp can gain +20 HP (from 420 to 440 HP) and +21 Nm of torque. This represents a 5% increase in power.

Is ECU remapping safe for the GMC Sierra engine?

Yes, MasterTuning's remapping for the GMC Sierra 6.2 V8 420hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the engine.

Is the GMC ECU remapping reversible?

Absolutely. The original factory calibration of your GMC Sierra is always backed up before remapping. The process is 100% reversible at any time.

Will remapping affect my GMC warranty?

ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.

Configure Your Quote

Estimated quote - Final price will be confirmed after request

GMC Sierra 6.2 V8 420hp
Benzina
Originale
420 HP
Stage 1
440 HP
+20 HP / +21 Nm
Stage 2
440 HP
+20 HP / +21 Nm
Stage 1
+20 HP / +21 Nm
399€
Stage 2
+20 HP / +21 Nm
399€+
Estimated Total
399€
Final price upon confirmation
GMC Sierra 6.2 V8 420hp 420 → 440 hp (+20)
GMC Sierra 6.2 V8 420hp
420 CV 440 CV (+20 HP)
from 399€

Wait! Special Offer

GMC Sierra 6.2 V8 420hp

-15%
Exclusive discount Only for today
Offer expires in:
14min
:
59sec

No thanks, I'll continue without discount