From 204 hp to about 225 hp: the BMW Z4 2.3i 204hp (E85 – 2003 – 2008) becomes noticeably stronger and more responsive with Stage 1 software. Torque climbs from 250 Nm to about 275 Nm.

This is a petrol engine with a displacement of 2,497 cc and engine code N52B25A. The engine is controlled by the Siemens/Continental MSV80.

Besides Stage 1, the following options are available for this vehicle: DECAT, DTC Removal, FLAPS, Pop & Bang Crackle map and Vmax.

Frequently asked questions

How much power and torque does a BMW Z4 2.3i 204hp gain with Stage 1?

About 21 hp and 25 Nm: from 204 hp / 250 Nm to roughly 225 hp / 275 Nm. The exact gain depends on engine condition and fuel quality.

Which ECU does a BMW Z4 2.3i 204hp use?

Siemens/Continental MSV80.

Which extra options are available for a BMW Z4 2.3i 204hp?

DECAT, DTC Removal, FLAPS, Pop & Bang Crackle map and Vmax.

Figures are indicative and vehicle specific. Check the regulations that apply in your country before modifying engine software.