Considering an ECU remap for your BMW 5 Series 520d 190hp? A Stage 1 remap can take this G30/31 LCI - 2020 -> diesel engine from 190 BHP to 220 BHP and from 400 Nm to 480 Nm of torque (turbocharged). This engine scores 7/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW 5 Series can achieve.
The BMW 5 serie 520d 190hp is a 2.0L turbocharged diesel engine producing 190 BHP and 400 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 220 BHP and 480 Nm — a gain of around 30 BHP (16%) and 80 Nm (20%).
This engine has moderate remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
From a technical perspective, the ECU is typically a Bosch EDC17 (likely), and the transmission is many variants use zf 8-speed automatic (where fitted); manuals also exist. at this torque level, transmission and driveline servicing history becomes especially important..
Considerations: High tuned torque: check transmission torque capacity and service history.
Fuel economy note: possible improvement with conservative driving.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
| Engine | BHP | Gain | Torque | Gain | Score |
|---|---|---|---|---|---|
| 520i 184hp | 184 → 250 | +66 |
| 290 → 440 |
| +150 |
| Good (6.5/10) |
| 520e 204hp | 204 → 300 | +96 | 350 → 420 | +70 | Good (6.5/10) |
| 530d 286hp | 286 → 330 | +44 | 650 → 740 | +90 | Good (6.5/10) |
| 540i 333hp | 333 → 420 | +87 | 400 → 600 | +200 | Good (6.5/10) |
| 540d 340hp | 340 → 380 | +40 | 700 → 750 | +50 | Limited (3.5/10) |
| 545e 394hp | 394 → 500 | +106 | 600 → 800 | +200 | Good (6.5/10) |
| M550i 530hp | 530 → 650 | +120 | 750 → 880 | +130 | Moderate (5/10) |
Get a personalised remap quote for your BMW 5 Series. We'll connect you with a trusted professional in your area.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.
We recommend discussing your specific vehicle with a qualified remap professional before proceeding.
