Expected gains of +30 BHP and +60 Nm torque
Get Your Free Quote ↓Considering an ECU remap for your Subaru Impreza 2.0T WRX STi 265hp? A Stage 1 remap can take this 2003 - 2005 petrol engine from 265 BHP to 295 BHP and from 340 Nm to 400 Nm of torque (turbocharged). This engine scores 6.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Subaru Impreza can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Subaru Impreza 2.0T WRX STi 265hp is a 2.0L turbocharged petrol engine producing 265 BHP and 340 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 295 BHP and 400 Nm — a gain of around 30 BHP (11%) and 60 Nm (18%).
This engine has moderate remap suitability, with gains weighted towards torque — you will notice the difference most strongly in mid-range pulling power and in-gear acceleration. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
Considerations: Turbo petrol: fuel quality and cooling can influence repeatable performance.
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 |
|---|
| 2.0T WRX 225hp | 225 → 260 | +35 | 300 → 360 | +60 | Good (7/10) |
Get a personalised remap quote for your Subaru Impreza. 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.