
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 Mercedes-Benz S 400 333hp? A Stage 1 remap can take this W222 - 2013 - 2017 petrol engine from 333 BHP to 400 BHP and from 480 Nm to 580 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 Mercedes-Benz S can achieve.
The Mercedes-Benz S 400 333hp is a 3.0L naturally aspirated petrol engine producing 333 BHP and 480 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 400 BHP and 580 Nm — a gain of around 67 BHP (20%) and 100 Nm (21%).
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 |
|---|---|---|---|---|---|
| 300 Hybrid 231hp | 231 → 260 | +29 | 500 → 600 | +100 | Moderate (5/10) |
| 350 CDI BlueTec 258hp | 258 → 290 | +32 | 620 → 690 | +70 | Good (6.5/10) |
| 320 (3.0T) 272hp | 272 → 400 | +128 | 400 → 580 | +180 | Excellent (8/10) |
| 400 Hybrid 333hp | 333 → 380 | +47 | 370 → 450 | +80 | Moderate (5/10) |
| 500 V8 Turbo 456hp | 456 → 500 | +44 | 700 → 850 | +150 | Good (6.5/10) |
| 600 V12 Turbo 530hp | 530 → 680 | +150 | 830 → 1000 | +170 | Good (7.5/10) |
| 63 AMG V8 Turbo 585hp | 585 → 660 | +75 | 900 → 1050 | +150 | Good (6/10) |
| 65 AMG V12 Turbo 630hp | 630 → 670 | +40 | 1000 → 1300 | +300 | Good (6.5/10) |
Get a personalised remap quote for your Mercedes-Benz S. 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.