Expected gains of +28 BHP and +60 Nm torque
Get Your Free Quote ↓Considering an ECU remap for your Vauxhall Vivaro 2.5 CDTi 135hp? A Stage 1 remap can take this 2001 - 2014 diesel engine from 135 BHP to 163 BHP and from 310 Nm to 370 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 Vauxhall Vivaro can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Vauxhall Vivaro 2.5 CDTi 135hp is a 2.5L turbocharged diesel engine producing 135 BHP and 310 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 163 BHP and 370 Nm — a gain of around 28 BHP (21%) and 60 Nm (19%).
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 |
|---|
| 1.9 DTI 82hp | 82 → 110 | +28 | 200 → 260 | +60 | Excellent (8/10) |
| 2.0 CDTi 90hp | 90 → 145 | +55 | 240 → 350 | +110 | Excellent (8/10) |
| 1.9 CDTi 100hp | 100 → 130 | +30 | 240 → 300 | +60 | Good (7.5/10) |
| 2.0 CDTi 114hp | 114 → 144 | +30 | 290 → 360 | +70 | Good (7.5/10) |
| 2.5 CDTi 114hp | 114 → 149 | +35 | 290 → 370 | +80 | Good (7.5/10) |
| 2.5 CDTi 145hp | 145 → 172 | +27 | 320 → 405 | +85 | Good (7/10) |
Get a personalised remap quote for your Vauxhall Vivaro. 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.