Aston Martin Vantage 4.3 V8 400hp Remap
Expected gains of +25 BHP and +22 Nm torque
Get Your Free Quote ↓BHP+25 hp (6%)
Standard
400 hp
Tuned
425 hp
Torque+22 Nm (5%)
Standard
418 Nm
Tuned
440 Nm
Suitability
Limited (3.5/10)Gains Profile
Limited headroomHeadroom
LowAston Martin Vantage 4.3 V8 400hp ECU Remapping
Considering an ECU remap for your Aston Martin Vantage 4.3 V8 400hp? A Stage 1 remap can take this ... -> 2018 petrol engine from 400 BHP to 425 BHP and from 418 Nm to 440 Nm of torque (naturally aspirated). This engine scores 3.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Aston Martin Vantage can achieve.
How this engine compares
- 4thof 7 Aston Martin Vantage engines by power gain
- 28%of the 9,842 engines we hold gain data for see a smaller power increase
- 12%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Aston Martin Vantage 4.3 V8 400hp is a 4.3L naturally aspirated petrol engine producing 400 BHP and 418 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 425 BHP and 440 Nm — a gain of around 25 BHP (6%) and 22 Nm (5%).
This engine has limited 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: Naturally aspirated engine: gains are usually limited; results vary widely.. 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
!Naturally aspirated engine: gains are usually limited; results vary widely.
!High tuned torque: check transmission torque capacity and service history.
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