BMW 1 serie · E87 - 2007 - 2011

120i 170hp Stage 1 tuning

The BMW 1 serie 120i 170hp produces 170 hp and 210 Nm as standard. The YASTUNING Stage 1 remap file takes it to 185 hp and 230 Nm, a gain of +15 hp and +20 Nm. Engine code N46B20. ECU: Bosch MED17, Bosch MEV17.4.6, Siemens/Continental MSD80.2, Siemens/Continental MSD81. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.

Power
170 hp 185 hp +15 hp
Torque
210 Nm 230 Nm +20 Nm

Engine specifications

Engine code
N46B20
Fuel
Petrol
Displacement
1995 cc
Compression
12.0 : 1
Bore × Stroke
84.0 X 90.0 mm
ECU
Bosch MED17, Bosch MEV17.4.6, Siemens/Continental MSD80.2, Siemens/Continental MSD81