Considering an ECU remap for your Alfa Romeo 147 1.9 JTD 120hp? A Stage 1 remap can take this 2005 -> diesel engine from 120 BHP to 155 BHP and from 285 Nm to 360 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 Alfa Romeo 147 can achieve.
The Alfa Romeo 147 1.9 JTD 120hp is a 1.9L turbocharged diesel engine producing 120 BHP and 285 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 155 BHP and 360 Nm — a gain of around 35 BHP (29%) and 75 Nm (26%).
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: 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 |
|---|---|---|---|---|---|
| 1.9 JTD 100hp |
| 100 → 135 |
| +35 |
| 200 → 265 |
| +65 |
| Excellent (8/10) |
| 1.6 T-Spark 105hp | 105 → 115 | +10 | 140 → 155 | +15 | Moderate (4.5/10) |
| 1.9 JTD 115hp | 115 → 150 | +35 | 275 → 350 | +75 | Good (7.5/10) |
| 1.6 T-Spark 120hp | 120 → 130 | +10 | 146 → 161 | +15 | Moderate (4/10) |
| 1.9 JTD 126hp | 126 → 175 | +49 | 330 → 380 | +50 | Good (7.5/10) |
| 1.9 JTD 136hp | 136 → 175 | +39 | 305 → 380 | +75 | Good (7.5/10) |
| 1.9 JTD 140hp | 140 → 175 | +35 | 305 → 380 | +75 | Good (7.5/10) |
| 1.9 JTD 150hp | 150 → 185 | +35 | 305 → 380 | +75 | Good (7.5/10) |
| 2.0 T-Spark 150hp | 150 → 165 | +15 | 180 → 200 | +20 | Moderate (4.5/10) |
| 1.9 JTD 170hp | 170 → 190 | +20 | 330 → 390 | +60 | Good (6.5/10) |
| 3.2 V6 GTA 250hp | 250 → 275 | +25 | 300 → 325 | +25 | Moderate (4/10) |
Get a personalised remap quote for your Alfa Romeo 147. 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.
