Expected gains of +51 BHP and +80 Nm torque
Get Your Free Quote ↓Considering an ECU remap for your Land Rover Range Rover / Sport 4.4 SDV8 339hp? A Stage 1 remap can take this 2018 - 2021 diesel engine from 339 BHP to 390 BHP and from 740 Nm to 820 Nm of torque (turbocharged). This engine scores 6.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Land Rover Range Rover / Sport can achieve.
The Land Rover Range Rover / Sport 4.4 SDV8 339hp is a 4.4L turbocharged diesel engine producing 339 BHP and 740 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 390 BHP and 820 Nm — a gain of around 51 BHP (15%) and 80 Nm (11%).
This engine has moderate remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as moderate, 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.
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 SD4 240hp | 240 → 250 | +10 | 500 → 550 | +50 | Moderate (5.5/10) |
| 3.0 SDV6 249hp | 249 → 305 | +56 | 600 → 675 | +75 | Good (7/10) |
| 3.0 TDV6 258hp | 258 → 300 | +42 | 600 → 650 | +50 | Good (6.5/10) |
| 3.0 SDV6 275hp | 275 → 305 | +30 | 625 → 675 | +50 | Moderate (5.5/10) |
| 2.0 Si4 300hp | 300 → 320 | +20 | 400 → 450 | +50 | Limited (3.5/10) |
| 3.0 SDV6 306hp | 306 → 330 | +24 | 700 → 750 | +50 | Moderate (5.5/10) |
| 3.0 V6 Supercharged 340hp | 340 → 400 | +60 | 450 → 500 | +50 | Good (6/10) |
| P400e 404hp | 404 → 425 | +21 | 640 → 690 | +50 | Limited (3.5/10) |
| 5.0 V8 Supercharged 525hp | 525 → 570 | +45 | 680 → 720 | +40 | Moderate (5/10) |
| 5.0 V8 Supercharged SVR 565hp | 565 → 590 | +25 | 700 → 720 | +20 | Moderate (4.5/10) |
Get a personalised remap quote for your Land Rover Range Rover / Sport. 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.