Mercedes-Benz GLS · 2015 - 2018
500 (4.7 V8 TT) 455hp Stage 1 tuning
ECU remap / chiptuning file for the Mercedes-Benz GLS 500 (4.7 V8 TT) 455hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.
Power
455 hp
500 hp
+45 hp
Torque
700 Nm
850 Nm
+150 Nm
Engine specifications
- Engine code
- M278 DE 40 LA
- Fuel
- Petrol
- Displacement
- 4663 cc
- Compression
- 10.5 : 1
- Bore × Stroke
- 92.9 X 86.0 mm
- ECU
- Bosch MED17.7.3