BMW 3 serie 320si 173hp chiptuning
E90/E91 (2005–2010) · Petrol · ECU: Bosch MEV946
Stage 1: +12 hp & +20 Nm
Engine ECU
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Available options
With an individually developed Stage 1 tuning file, the BMW 3 serie 320si 173hp with 173 hp and 200 Nm gets 185 hp and 220 Nm – an increase of +12 hp (7%) and +20 Nm. The file is created by our tuning engineers for your exact software version on the Bosch MEV946 ECU and is delivered via our file service portal in 5–15 minutes. Options such as DECAT, DTC Removal, FLAPS, Pop & Bang Crackle map can be combined in the same file.
Values are guide values from our dyno and comparable vehicles. Actual results depend on condition, hardware and fuel quality. Use only where legally permitted.
Technical data
| Fuel | Petrol |
| Displacement | 1995 CC |
| Compression ratio | 12.0 : 1 |
| Bore × stroke | 84.0 X 90.0 mm |
| Engine code | N45B20A |
Other engines: BMW 3 serie E90/E91 (2005–2010)
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