Expected gains of +40 BHP and +70 Nm torque
Get Your Free Quote ↓Considering an ECU remap for your Vauxhall Vectra 1.9 CDTi 100hp? A Stage 1 remap can take this (C) - 2002 - 2009 diesel engine from 100 BHP to 140 BHP and from 260 Nm to 330 Nm of torque (turbocharged). This engine scores 8/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Vauxhall Vectra can achieve.
The Vauxhall Vectra 1.9 CDTi 100hp is a 1.9L turbocharged diesel engine producing 100 BHP and 260 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 140 BHP and 330 Nm — a gain of around 40 BHP (40%) and 70 Nm (27%).
This engine scores highly for remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as high, based on the percentage gain available from the factory output.
Considerations: Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.. 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 |
|---|---|---|---|---|---|
| 2.0 DI 82hp |
| 82 → 110 |
| +28 |
| 200 → 260 |
| +60 |
| Excellent (8/10) |
| 1.6i 16v 100hp | 100 → 110 | +10 | 150 → 165 | +15 | Moderate (4.5/10) |
| 2.0 DTI 16v 100hp | 100 → 125 | +25 | 205 → 255 | +50 | Good (7.5/10) |
| 1.9 CDTi 8v 120hp | 120 → 150 | +30 | 280 → 340 | +60 | Good (7.5/10) |
| 2.2 DTI 16v 125hp | 125 → 150 | +25 | 280 → 340 | +60 | Good (7.5/10) |
| 1.8i 16v 140hp | 140 → 150 | +10 | 175 → 190 | +15 | Moderate (4/10) |
| 1.9 CDTi 16v 150hp | 150 → 190 | +40 | 320 → 400 | +80 | Good (7.5/10) |
| 2.2i 16v 155hp | 155 → 165 | +10 | 220 → 235 | +15 | Moderate (4/10) |
| 2.0 Turbo 175hp | 175 → 210 | +35 | 250 → 300 | +50 | Good (7.5/10) |
| 3.0 CDTi 177hp | 177 → 202 | +25 | 370 → 430 | +60 | Good (6.5/10) |
| 3.0 CDTi 184hp | 184 → 210 | +26 | 400 → 460 | +60 | Good (6/10) |
| 2.8T V6 250hp | 250 → 300 | +50 | 350 → 450 | +100 | Good (7/10) |
| 2.8T V6 280hp | 280 → 300 | +20 | 350 → 450 | +100 | Good (6.5/10) |
Get a personalised remap quote for your Vauxhall Vectra. 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.