BMW Model Tuning · Petrol
BMW 330i G20
The G20 330i is powered by the B48B20O1 2.0-litre turbo four producing 258 hp and 400 Nm. A strong all-rounder that responds well to ECU calibration.
Tuning Highlights
Stage 1 brings the 330i close to 300 hp, narrowing the gap to the 340i significantly. Excellent value-for-money tuning with the refined B48 engine.
Engine: BMW B48 2.0L Turbo I4
The B48 is BMW's modular 2.0-litre four-cylinder turbo petrol engine. It replaced the N20 from 2014 onwards and powers the 20i/30i range across the 1 Series through 5 Series and X models. Available in multiple power tunes from 135 kW to 190 kW from t...
Stage 1
Stage 1 on the 30i variant (B48B20O1) typically delivers 280-300 hp and 420-440 Nm on 98 RON. The 20i variants see proportionally strong gains from th...
Reliability
Generally reliable. Common attention points include the timing chain (inspect at higher mileages), thermostat housing (plastic, prone to cracking), an...
Related BMW Resources
Ready to Get Started?
Submit your BMW ECU file through the JB Remap File Service Portal.