Expected gains of +25 BHP and +50 Nm torque
Get Your Free Quote ↓Considering an ECU remap for your Land Rover Defender P400 (3.0T) 400hp? A Stage 1 remap can take this 2019 -> petrol mhev engine from 400 BHP to 425 BHP and from 550 Nm to 600 Nm of torque (turbocharged). 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 Land Rover Defender can achieve.
The Land Rover Defender P400 (3.0T) 400hp is a 3.0L turbocharged petrol mhev engine producing 400 BHP and 550 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 425 BHP and 600 Nm — a gain of around 25 BHP (6%) and 50 Nm (9%).
This engine has moderate remap suitability, though the available headroom is limited, so gains are modest compared to higher-output variants. The tuning headroom is classified as limited, based on the percentage gain available from the factory output.
From a technical perspective, the transmission is many variants use zf 8-speed automatic (where fitted). at this torque level, transmission and driveline servicing history becomes especially important..
Considerations: 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 |
|---|---|---|---|---|---|
| D200 (2.0D) 200hp | 200 → 225 | +25 | 430 → 480 | +50 |
| D240 (2.0D) 240hp | 240 → 260 | +20 | 430 → 550 | +120 | Good (6.5/10) |
| P300 (2.0T) 300hp | 300 → 320 | +20 | 400 → 450 | +50 | Moderate (5.5/10) |
| P400e (2.0T) 404hp | 404 → 425 | +21 | 640 → 690 | +50 | Moderate (5.5/10) |
| P525 (5.0) 525hp | 525 → 545 | +20 | 650 → 690 | +40 | Limited (3/10) |
Get a personalised remap quote for your Land Rover Defender. 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.