BMW 8 serie GC 840i 340hp chiptuning
2019– · Petrol · ECU: Bosch MG1CS201
Stage 1: +60 hp & +130 Nm
BMW 8 serie GC 840i 340hp · 340 hp · 450 Nm
Power+60 hp · +18%
Stock340hp
Stage 1400hp
Torque+130 Nm · +29%
Stock450Nm
Stage 1580Nm
Engine ECU
Read methods
Available options
With an individually developed Stage 1 tuning file, the BMW 8 serie GC 840i 340hp with 340 hp and 450 Nm gets 400 hp and 580 Nm – an increase of +60 hp (18%) and +130 Nm. The file is created by our tuning engineers for your exact software version on the Bosch MG1CS201 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 | 2998 CC |
| Compression ratio | 11.0 : 1 |
| Bore × stroke | 82.0 X 94.6 mm |
| Engine code | B58B30 |
Other engines: BMW 8 serie GC 2019–
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