Engine · BMW Z4 E85 2003 - 2009
35i - N54
Explore available calibrations, measured performance figures, and options for this engine.
- Fuel
- Gasoline
- Stock power
- 306 hp
- ECU access
- Standard access
- Available calibrations
- 3
BMW · Z4Performance
Power+64 hp · +21%
370hp306 hp
Torque+100 Nm · +25%
500Nm400 Nm
What happens on the day
- 01
Diagnostic check
We inspect the whole vehicle before making any change.
- 02
Baseline dyno run
Stock output is measured on your own vehicle.
- 03
Backup and calibration
The factory file is saved before a safe, tailored calibration.
- 04
Final run and handover
We verify the datalogs and give you the results.
Not your engine?
Choose another engine from the same generation.
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