BMW M3 4.0 V8 - 420hp Tuning File
Performance Gains
Standard Power
420hp
Tuned Power
440hp
Power Gain
+20hp
Standard Torque
400Nm
Tuned Torque
430Nm
Torque Gain
+30Nm
Vehicle Details
Fuel Type: Petrol
Engine Capacity: 3999 CC
Control Modules
Siemens Continental MSS60
About This Tuning File
The BMW M3 4.0 V8 - 420hp (E90 - 2005 - 2011) produces 420bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 440bhp and 430Nm, a gain of 20bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.
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