Considering an ECU remap for your McLaren 675LT 3.8 V8 675hp? A Stage 1 remap can take this All petrol engine from 675 BHP to 700 BHP and from 700 Nm to 750 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 McLaren 675LT can achieve.
The McLaren 675LT 3.8 V8 675hp is a 3.8L naturally aspirated petrol engine producing 675 BHP and 700 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 700 BHP and 750 Nm — a gain of around 25 BHP (4%) and 50 Nm (7%).
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.
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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.
