Considering an ECU remap for your Isuzu D-Max 2.5 TDI 136hp? A Stage 1 remap can take this 2003 - 2012 diesel engine from 136 BHP to 175 BHP and from 280 Nm to 350 Nm of torque (turbocharged). This engine scores 7.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Isuzu D-Max can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Isuzu D-Max 2.5 TDI 136hp is a 2.5L turbocharged diesel engine producing 136 BHP and 280 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 175 BHP and 350 Nm — a gain of around 39 BHP (29%) and 70 Nm (25%).
This engine scores highly for 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.
Considerations: Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.
Fuel economy note: possible improvement with conservative driving.
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 |
|---|
| 3.0 TDI 163hp | 163 → 190 | +27 | 360 → 420 | +60 | Good (6.5/10) |
Get a personalised remap quote for your Isuzu D-Max. 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.
