BMW M5 5.0 V8 400hp chiptuning
E39 (1995–2003) · Petrol · ECU: Siemens/Continental MSS52
Stage 1: +30 hp & +35 Nm
Engine ECU
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Available options
With an individually developed Stage 1 tuning file, the BMW M5 5.0 V8 400hp with 400 hp and 500 Nm gets 430 hp and 535 Nm – an increase of +30 hp (8%) and +35 Nm. The file is created by our tuning engineers for your exact software version on the Siemens/Continental MSS52 ECU and is delivered via our file service portal in 5–15 minutes. Options such as DECAT, DTC Removal, FLAPS, Pop & Bang Crackle map 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 | 4941 CC |
| Compression ratio | 11.0 : 1 |
| Bore × stroke | 94.0 X 89.0 mm |
| Engine code | 508S1 |
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