Considering an ECU remap for your Saab 45903 1.9 TTiD 180hp? A Stage 1 remap can take this 2007 - 2010 diesel engine from 180 BHP to 220 BHP and from 400 Nm to 480 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 Saab 45903 can achieve.
The Saab 45903 1.9 TTiD 180hp is a 1.9L turbocharged diesel engine producing 180 BHP and 400 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 220 BHP and 480 Nm — a gain of around 40 BHP (22%) and 80 Nm (20%).
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: High tuned torque: check transmission torque capacity and service history.. 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 TiD 120hp | 120 → 150 |
| +30 |
| 280 → 340 |
| +60 |
| Good (7.5/10) |
| 1.9 TiD 150hp | 150 → 185 | +35 | 320 → 390 | +70 | Good (7.5/10) |
| 1.8 Turbo 150hp | 150 → 200 | +50 | 240 → 300 | +60 | Good (7.5/10) |
| 2.0 Turbo 175hp | 175 → 205 | +30 | 265 → 320 | +55 | Good (7/10) |
| 1.8 Turbo 175hp | 175 → 205 | +30 | 265 → 310 | +45 | Good (7/10) |
| 2.0 Turbo 200hp | 200 → 230 | +30 | 300 → 350 | +50 | Good (7/10) |
| 2.0 Turbo 210hp | 210 → 240 | +30 | 300 → 350 | +50 | Good (7/10) |
| 2.8 V6 Turbo 280hp | 280 → 310 | +30 | 400 → 470 | +70 | Good (6/10) |
Get a personalised remap quote for your Saab 45903. 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.
