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Mercedes-Benz GT
4.0 - 476hp ( 476 PS / 350 kW ) — Tuning File

476 PS stock power · 2017 -> (2017-heute) · Gasoline
Vehicle Data
BrandMercedes-Benz
ModelGT
Generation2017 ->
Year2017-heute
FuelGasoline
Displacement3,982.0 L
Engine CodeM178
ECUBosch MED17.7.5, Bosch MG1CP002
Stock Power476 PS
Stock Torque630 Nm
Tuning Potential
STAGE1
545 PS +69
Power
763 Nm +133
Torque
+69 PS
Gain
STAGE2
575 PS +99
Power
820 Nm +190
Torque
+99 PS
Gain
Available Options
Exhaust flaps open Lambda OFF Pop & Bang Start Stop OFF Vmax OFF
ECU Remap — Mercedes-Benz GT 4.0 - 476hp ( 476 PS / 350 kW )

The Mercedes-Benz GT 4.0 - 476hp ( 476 PS / 350 kW ) (Gasoline, 476 PS) can be tuned with a Stage 1 ECU remap to 545 PS — a gain of +69 PS without any hardware modifications. Our tuning files target the original ECU software and optimise parameters such as injection timing, boost pressure and fuel maps to unlock the full performance potential.

All tuning files at ecufiles.io are developed and tested by experienced engineers. The original ECU file is always preserved — the remap is 100% reversible at any time.

Frequently Asked Questions
What does an ECU remap do on the Mercedes-Benz GT 4.0 - 476hp ( 476 PS / 350 kW )?
An ECU remap (chiptuning) modifies the engine control unit software to optimise parameters like injection timing, turbo boost pressure and fuel delivery. On the 4.0 - 476hp ( 476 PS / 350 kW ), this typically results in more power, better throttle response and improved fuel efficiency at part load.
How much power gain is possible with Stage 1 on the 4.0 - 476hp ( 476 PS / 350 kW )?
Stage 1 brings the 4.0 - 476hp ( 476 PS / 350 kW ) from 476 PS to 545 PS — a gain of +69 PS. No hardware modifications are required, making it the most popular and cost-effective tuning option.
Is chiptuning reversible on the Mercedes-Benz GT?
Yes. We always save the original ECU file before applying any remap. The tuning can be fully reversed to factory settings at any time.
How fast do I receive the tuning file?
We process orders Monday to Friday from 08:00–20:00 and Saturday from 10:00–16:00. Most tuning files for the Mercedes-Benz GT are delivered within 1–3 hours after uploading your original file.

Order Tuning File for Mercedes-Benz GT

Upload your original file — we deliver the right tuning file for your 4.0 - 476hp ( 476 PS / 350 kW ). Fast, secure, credit-based. B2B access for chiptuning professionals.

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