Engine power
Power hp
+20
hp
Original
420 hp
Stage 1
440 hp
Gain
+20 hp
Chiptuning BMW 3 serie M3 420hp Petrol
ECU Chiptuning Performance Results
Estimated power and torque gains after Stage 1 ECU remapping
Engine torque
Torque Nm
+30
Nm
Original
400 Nm
Stage 1
430 Nm
Gain
+30 Nm
Engine specifications
Type of fuel
Petrol
Method
Chiptuning
Tuning type
Stage 1
Cylinder content
3999 CC
Compression ratio
12.0 : 1
Bore X stroke
92.0 X 75.2 mm
Engine number
S65B40A
Engine ECU
Siemens/Continental MSS60
Gearbox ECU
Temic DKG 436 Gen1
Read methods
Alientech
KESSv2
Autotuner
Autotuner
CMD
CMDFlash
Dimsport
New Genius
About this tuning file
Chiptuning File for BMW 3 serie M3 420hp
AutoChip.lv - Professional chiptuning service for BMW 3 serie M3 420hp We specialize in high-quality ECU remapping, DPF and EGR solutions, AdBlue off options and performance optimization for BMW 3 serie M3 420hp tuning file is custom-made and thoroughly tested on a 4x4 state-of-the-art dynamometer to ensure maximum engine performance and reliability. Our experienced programmers leverage the latest advancements in ECU remapping software, creating each BMW 3 serie M3 420hp tuning file with precision and dedication.
Trusted by car owners and tuning specialists, our chiptuning service for BMW 3 serie M3 420hp focuses on achieving strong performance gains while keeping the engine within safe limits. Our ECU remapping solutions are designed to improve power delivery, torque and driving dynamics for BMW 3 serie M3 420hp vehicles while maintaining stable operation and long-term reliability.
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