Mercedes Benz S 500 - 388hp chiptuning
W221 (2005–2013) · Petrol · ECU: Bosch ME9.7
Stage 1: +20 hp & +40 Nm
Mercedes Benz S 500 - 388hp · 388 hp · 530 Nm
Power+20 hp · +5%
Stock388hp
Stage 1408hp
Torque+40 Nm · +8%
Stock530Nm
Stage 1570Nm
Engine ECU
Read methods
Available options
With an individually developed Stage 1 tuning file, the Mercedes Benz S 500 - 388hp with 388 hp and 530 Nm gets 408 hp and 570 Nm – an increase of +20 hp (5%) and +40 Nm. The file is created by our tuning engineers for your exact software version on the Bosch ME9.7 ECU and is delivered via our file service portal in 5–15 minutes. Options such as DPF / EGR OFF can be combined in the same file.
Values are guide values from our dyno and comparable vehicles. Actual results depend on condition, hardware and fuel quality. Use only where legally permitted.
Technical data
| Fuel | Petrol |
| Displacement | 5461 CC |
| Compression ratio | 10.7 : 1 |
| Bore × stroke | 98.0 X 90.5 mm |
| Engine code | M278 |
Other engines: Mercedes Benz S W221 (2005–2013)
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