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Mercedes-Benz GT C 4.0 - 557hp

2017 - 2021

557 Original HP
575 Modified HP
670 Original NM
820 Modified NM
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Mercedes-Benz GT

Mercedes-Benz GT 2017 - 2021 C 4.0 - 557hp

Key Specifications

Generazione 2017 - 2021
Carburante Petrol
Codice motore M178
ECU Bosch MED17.7.5
Rapporto compressione 10.5:1
Alesaggio x Corsa 83.0 X 92.0 mm
Power 557 → 575 hp +18 hp
Torque 670 → 820 Nm +150 Nm
Power
575 HP
+18 HP (+3.2%)
Original 557 HP
Stage 1 575 HP
Torque
820 NM
+150 NM (+22.4%)
Original 670 NM
Stage 1 820 NM

Power Graph

Original Power 557HP
Original Torque 670Nm
Power After Remap 575HP
Torque After Remap 820Nm

Discover Our Tuning Solutions

Frequently Asked Questions - Mercedes-Benz GT

The cost of Stage 1 tuning for Mercedes-Benz GT C 4.0 - 557hp varies depending on the ECU (Bosch MED17.7.5) and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for Mercedes-Benz GT 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 557 to 575 HP (+3%) is within safe parameters.

With Stage 1 tuning, Mercedes-Benz GT goes from 557 HP to 575 HP (+18 HP) and from 670 Nm to 820 Nm (+150 Nm).

Stage 1 remapping takes it from 557 HP to 575 HP (+18 HP, +3%) and torque from 670 Nm to 820 Nm (+150 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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Mercedes-Benz
Mercedes-Benz GT C 4.0 - 557hp
+18 HP
575 HP