Porsche 911 · 2011 - 2015 ( 991 )

GT3 3.8i 475hp Stage 1 tuning

ECU remap / chiptuning file for the Porsche 911 GT3 3.8i 475hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.

Power
475 hp 500 hp +25 hp
Torque
440 Nm 470 Nm +30 Nm

Engine specifications

Engine code
MA1.75
Fuel
Petrol
Displacement
3799 cc
Compression
12.9 : 1
Bore × Stroke
102.0 X 77.5 mm
ECU
Bosch MED17.1.11