Data under review — The figures shown for this engine variant are currently being verified. They may be updated as we refine our data.
Considering an ECU remap for your BMW 5 Series 520i 170hp? A Stage 1 remap can take this F07 - 2009 - 2017 petrol engine from 170 BHP to 220 BHP and from 250 Nm to 310 Nm of torque (naturally aspirated). This engine scores 5.5/10 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 520i 170hp is a 1.6L naturally aspirated petrol engine producing 170 BHP and 250 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 220 BHP and 310 Nm — a gain of around 50 BHP (29%) and 60 Nm (24%).
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 high, based on the percentage gain available from the factory output.
From a technical perspective, the transmission is many variants use zf 5/6-speed automatics (where fitted); manuals also exist..
Considerations: Naturally aspirated engine: gains are usually limited; results vary widely.. Unusually high gain for NA engine: treat as an estimate and verify against the exact engine variant.
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 |
|---|---|---|---|---|---|
| 520D 163hp |
| 163 → 220 |
| +57 |
| 380 → 440 |
| +60 |
| Good (7.5/10) |
| 520D 184hp | 184 → 220 | +36 | 380 → 440 | +60 | Good (6.5/10) |
| 530D 211hp | 211 → 300 | +89 | 520 → 620 | +100 | Excellent (8/10) |
| 530D 245hp | 245 → 300 | +55 | 540 → 620 | +80 | Good (6.5/10) |
| 530D 258hp | 258 → 310 | +52 | 560 → 650 | +90 | Good (6.5/10) |
| 535D 300hp | 300 → 360 | +60 | 600 → 700 | +100 | Good (6.5/10) |
| 535i 306hp | 306 → 350 | +44 | 400 → 520 | +120 | Moderate (5.5/10) |
| 535D 313hp | 313 → 365 | +52 | 630 → 710 | +80 | Good (6/10) |
| 550i 407hp | 407 → 470 | +63 | 600 → 700 | +100 | Moderate (5/10) |
| 550i 449hp | 449 → 470 | +21 | 650 → 700 | +50 | Limited (3.5/10) |
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.
