BHP+49 hp (15%)
Standard
331 hp
Tuned
380 hp
Torque+140 Nm (20%)
Standard
700 Nm
Tuned
840 Nm
Suitability
Good (7/10)Gains Profile
Torque-focusedHeadroom
MediumMercedes-Benz GLS 400d 331hp ECU Remapping
Considering an ECU remap for your Mercedes-Benz GLS 400d 331hp? A Stage 1 remap can take this 2019 - 2022 diesel engine from 331 BHP to 380 BHP and from 700 Nm to 840 Nm of torque (turbocharged). This engine scores 7/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mercedes-Benz GLS can achieve.
How this engine compares
- 7thof 9 Mercedes-Benz GLS engines by power gain
- 75%of the 9,842 engines we hold gain data for see a smaller power increase
- 91%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Mercedes-Benz GLS 400d 331hp is a 2.9L turbocharged diesel engine producing 331 BHP and 700 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 380 BHP and 840 Nm — a gain of around 49 BHP (15%) and 140 Nm (20%).
This engine has moderate remap suitability, with gains weighted towards torque — you will notice the difference most strongly in mid-range pulling power and in-gear acceleration. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
Considerations: High tuned torque: check transmission torque capacity and service history.
Fuel economy note: possible improvement with conservative driving.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
Considerations
!High tuned torque: check transmission torque capacity and service history.
Other GLS 2019 - 2022 Engines
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