Mercedes-Benz SL 55 AMG 476hp Remap
Expected gains of +64 BHP and +120 Nm torque
Get Your Free Quote ↓BHP+64 hp (13%)
Standard
476 hp
Tuned
540 hp
Torque+120 Nm (17%)
Standard
700 Nm
Tuned
820 Nm
Suitability
Moderate (5/10)Gains Profile
BalancedHeadroom
MediumMercedes-Benz SL 55 AMG 476hp ECU Remapping
Considering an ECU remap for your Mercedes-Benz SL 55 AMG 476hp? A Stage 1 remap can take this R230 - 2001 - 2011 petrol engine from 476 BHP to 540 BHP and from 700 Nm to 820 Nm of torque (naturally aspirated). This engine scores 5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mercedes-Benz SL can achieve.
How this engine compares
- 10thof 21 Mercedes-Benz SL engines by power gain
- 89%of the 9,842 engines we hold gain data for see a smaller power increase
- 87%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Mercedes-Benz SL 55 AMG 476hp is a 5.4L naturally aspirated petrol engine producing 476 BHP and 700 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 540 BHP and 820 Nm — a gain of around 64 BHP (13%) and 120 Nm (17%).
This engine has limited remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, 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.