BHP+50 hp (10%)
Standard
500 hp
Tuned
550 hp
Torque+90 Nm (14%)
Standard
650 Nm
Tuned
740 Nm
Suitability
Good (6/10)Gains Profile
Torque-focusedHeadroom
MediumPorsche 911 3.8i Turbo 500hp ECU Remapping
Considering an ECU remap for your Porsche 911 3.8i Turbo 500hp? A Stage 1 remap can take this 2004 - 2011 ( 997 ) petrol engine from 500 BHP to 550 BHP and from 650 Nm to 740 Nm of torque (turbocharged). This engine scores 6/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Porsche 911 can achieve.
How this engine compares
- 16thof 49 Porsche 911 engines by power gain
- 76%of the 9,842 engines we hold gain data for see a smaller power increase
- 74%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Porsche 911 3.8i Turbo 500hp is a 3.8L turbocharged petrol engine producing 500 BHP and 650 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 550 BHP and 740 Nm — a gain of around 50 BHP (10%) and 90 Nm (14%).
This engine has moderate remap suitability, with gains weighted towards torque — you will notice the difference most strongly in mid-range pulling power and in-gear acceleration. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
Considerations: Turbo petrol: fuel quality and cooling can influence repeatable performance.. 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
!Turbo petrol: fuel quality and cooling can influence repeatable performance.
!High tuned torque: check transmission torque capacity and service history.