BHP+30 hp (8%)
Standard
400 hp
Tuned
430 hp
Torque+34 Nm (3%)
Standard
1086 Nm
Tuned
1120 Nm
Suitability
Moderate (5.5/10)Gains Profile
Limited headroomHeadroom
LowFord F-550 6.7 V8 400hp ECU Remapping
Considering an ECU remap for your Ford F-550 6.7 V8 400hp? A Stage 1 remap can take this All diesel engine from 400 BHP to 430 BHP and from 1086 Nm to 1120 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 Ford F-550 can achieve.
How this engine compares
- 3rdof 5 Ford F-550 engines by power gain
- 39%of the 9,842 engines we hold gain data for see a smaller power increase
- 19%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Ford F-550 6.7 V8 400hp is a 6.7L turbocharged diesel engine producing 400 BHP and 1086 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 430 BHP and 1120 Nm — a gain of around 30 BHP (8%) and 34 Nm (3%).
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.
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.
Considerations
!High tuned torque: check transmission torque capacity and service history.
Other F-550 All Engines
| Engine | BHP | Gain | Torque | Gain | Score |
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