Data under review — The figures shown for this engine variant are currently being verified. They may be updated as we refine our data.
Considering an ECU remap for your Renault Trucks Magnum 400hp? A Stage 1 remap can take this All diesel engine from 400 BHP to 481 BHP and from 1850 Nm to 2250 Nm of torque (naturally aspirated). This engine scores 5.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Renault Trucks Magnum can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Renault Trucks Magnum 400hp is a naturally aspirated unknown fuel type engine producing 400 BHP and 1850 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 481 BHP and 2250 Nm — a gain of around 81 BHP (20%) and 400 Nm (22%).
This engine has moderate 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: Naturally aspirated engine: gains are usually limited; results vary widely.. Unusually high gain for NA engine: treat as an estimate and verify against the exact engine variant.. High tuned torque: check transmission torque capacity and service history.
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 |
|---|---|---|---|---|---|
| 440hp | 440 → 520 | +80 | 2050 → 2550 | +500 | Moderate (5.5/10) |
| 440hp OPTIDRIVER | 440 → 520 | +80 | 2240 → 2600 | +360 | Moderate (5/10) |
| 460hp DXI-13 | 460 → 535 | +75 | 2300 → 2680 | +380 | Moderate (5/10) |
| 480hp | 480 → 560 | +80 | 2250 → 2750 | +500 | Moderate (5/10) |
| 480hp OPTIDRIVER | 480 → 560 | +80 | 2440 → 2800 | +360 | Moderate (5/10) |
| 500hp DXI-13 | 500 → 577 | +77 | 2450 → 2805 | +355 | Moderate (4.5/10) |
| 530hp | 530 → 600 | +70 | 2300 → 2650 | +350 | Moderate (4.5/10) |
Get a personalised remap quote for your Renault Trucks Magnum. 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.
