Data under review — The figures shown for this engine variant are currently being verified. They may be updated as we refine our data.
BHP+34 hp (25%)
Standard
136 hp
Tuned
170 hp
Torque+60 Nm (27%)
Standard
220 Nm
Tuned
280 Nm
Suitability
Moderate (5.5/10)Gains Profile
BalancedHeadroom
HighBMW 4 Series 418i 136hp ECU Remapping
Considering an ECU remap for your BMW 4 Series 418i 136hp? A Stage 1 remap can take this F36 - May/2016 - 2021 petrol engine from 136 BHP to 170 BHP and from 220 Nm to 280 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 4 Series can achieve.
How this engine compares
- 43rdof 52 BMW 4 Series engines by power gain
- 53%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 4 serie 418i 136hp is a 1.5L naturally aspirated petrol engine producing 136 BHP and 220 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 170 BHP and 280 Nm — a gain of around 34 BHP (25%) and 60 Nm (27%).
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.. Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.
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.