BMW 1 serie F20 - 2015 - 2018 120i 184hp (1998cc) (B48B20B)

Real standard and upgraded performance figures for the 120i 184hp (1998cc) (B48B20B) engine in the BMW 1 serie F20 - 2015 - 2018.

Standard vs. upgraded performance for the BMW 1 serie F20 - 2015 - 2018 120i 184hp (1998cc) (B48B20B), based on real files we've processed for this exact engine.

Horsepower (HP)Torque (Nm)
Standard184290
Stage 1250440
Stage 2283515
Make
BMW
Model
1 serie
Generation
F20 - 2015 - 2018
Engine
120i 184hp (1998cc) (B48B20B)
Fuel type
Turbo-Petrol

Frequently asked questions

Is Stage 1 tuning safe for the BMW 1 serie F20 - 2015 - 2018 120i 184hp (1998cc) (B48B20B)?

Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.

How much more power does the 120i 184hp (1998cc) (B48B20B) make after tuning?

Standard output is 184 HP / 290 Nm; Stage 1 on this engine typically reaches 250 HP / 440 Nm. Exact results can vary slightly with fuel quality and vehicle condition.

How long does a BMW 1 serie F20 - 2015 - 2018 120i 184hp (1998cc) (B48B20B) remap take?

Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.

Can the 120i 184hp (1998cc) (B48B20B) be reverted to its original file?

Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.