Data under review — The figures shown for this engine variant are currently being verified. They may be updated as we refine our data.
BHP+50 hp (29%)
Standard
170 hp
Tuned
220 hp
Torque+60 Nm (24%)
Standard
250 Nm
Tuned
310 Nm
Suitability
Moderate (5.5/10)Gains Profile
BalancedHeadroom
HighBMW 5 Series 520i 170hp ECU Remapping
Considering an ECU remap for your BMW 5 Series 520i 170hp? A Stage 1 remap can take this G30/31 - 2016 - 2019 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.
How this engine compares
- 44thof 100 BMW 5 Series engines by power gain
- 76%of the 9,842 engines we hold gain data for see a smaller power increase
- 41%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
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 8-speed automatic (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.
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.