BHP+16 hp (12%)
Standard
129 hp
Tuned
145 hp
Torque+20 Nm (11%)
Standard
180 Nm
Tuned
200 Nm
Suitability
Moderate (4.5/10)Gains Profile
BalancedHeadroom
MediumBMW 1 Series 118i 129hp ECU Remapping
Considering an ECU remap for your BMW 1 Series 118i 129hp? A Stage 1 remap can take this E87 - 2004 - 2007 petrol engine from 129 BHP to 145 BHP and from 180 Nm to 200 Nm of torque (naturally aspirated). This engine scores 4.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW 1 Series can achieve.
How this engine compares
- 63rdof 68 BMW 1 Series engines by power gain
- 12%of the 9,842 engines we hold gain data for see a smaller power increase
- 8%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The BMW 1 serie 118i 129hp is a 2.0L naturally aspirated petrol engine producing 129 BHP and 180 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 145 BHP and 200 Nm — a gain of around 16 BHP (12%) and 20 Nm (11%).
This engine has limited 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 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.
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.
Other 1 Series E87 - 2004 - 2007 Engines
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