Ford F-350 6.7 V8 400hp Remap

Name: Ford F-350 6.7 V8 400hp ECU Remap
Brand: Ford

Expected gains of +40 BHP and +56 Nm torque

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BHP+40 hp (10%)

Standard

400 hp

Tuned

440 hp

Torque+56 Nm (5%)

Standard

1084 Nm

Tuned

1140 Nm

Suitability

Moderate (5.5/10)

Gains Profile

Limited headroom

Headroom

Low

Ford F-350 6.7 V8 400hp ECU Remapping

Considering an ECU remap for your Ford F-350 6.7 V8 400hp? A Stage 1 remap can take this All diesel engine from 400 BHP to 440 BHP and from 1084 Nm to 1140 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-350 can achieve.

How this engine compares

2ndof 6 Ford F-350 engines by power gain
63%of the 9,842 engines we hold gain data for see a smaller power increase
40%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Ford F-350 6.7 V8 400hp is a 6.7L turbocharged diesel engine producing 400 BHP and 1084 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 440 BHP and 1140 Nm — a gain of around 40 BHP (10%) and 56 Nm (5%).

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-350 All Engines

Engine	BHP	Gain	Torque	Gain	Score

Technical Specifications

Fuel Type: Diesel
Aspiration: Turbocharged
Displacement: 6.7L
Capacity: 6702 CC
Type: Car
Engine Family: Ford 6.7L V8 Turbo Diesel

ECU & Transmission

Likely ECU Low confidence: Continental/Bosch diesel ECU (varies)
Gearbox Low confidence: Manual and automatic options vary; some models use Powershift (dual-clutch) automatics. At this torque level, transmission and driveline servicing history becomes especially important.

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Confirm Your Vehicle

MakeFord

ModelF-350

GenerationAll

Engine6.7 V8 400hp

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.

5.4 V8 260hp	260 → 280	+20	475 → 495	+20	Limited (3.5/10)
6.0 V8 325hp	325 → 375	+50	760 → 810	+50	Good (6.5/10)
6.4 V8 350hp	350 → 380	+30	880 → 920	+40	Moderate (5.5/10)
6.2 V8 385hp	385 → 400	+15	583 → 600	+17	Limited (3/10)
6.7 V8 440hp	440 → 470	+30	1166 → 1200	+34	Moderate (5/10)