Expected gains of +50 BHP and +272 Nm torque
Get Your Free Quote ↓Considering an ECU remap for your Freightliner FLSD MBE - 4000 - 12.8 350hp? A Stage 1 remap can take this All diesel engine from 350 BHP to 400 BHP and from 1828 Nm to 2100 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 Freightliner FLSD can achieve.
The Freightliner FLSD MBE - 4000 - 12.8 350hp is a turbocharged diesel engine producing 350 BHP and 1828 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 400 BHP and 2100 Nm — a gain of around 50 BHP (14%) and 272 Nm (15%).
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 moderate, based on the percentage gain available from the factory output.
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 |
|---|---|---|---|---|---|
| MBE - 4000 - 12.8 370hp | 370 → 420 | +50 | 1828 → 2100 | +272 | Good (6.5/10) |
Get a personalised remap quote for your Freightliner FLSD. 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.