The BMW X3 3.0i 231hp (E83 – 2004 – 2010) produces 231 hp and 300 Nm in standard form. With Stage 1 software that rises to about 245 hp and 325 Nm: a gain of 14 hp (+6%) and 25 Nm (+8%).

This is a petrol engine with a displacement of 2,979 cc and engine code 306S3. The engine is controlled by the Siemens/Continental MS45 and Siemens/Continental MSD80. The software file can be written with tools such as Alientech KESS3, Alientech KESSv2, Autotuner, ByteShooter Toolbox and CMD CMDFlash.

Besides Stage 1, the following options are available for this vehicle: DECAT, FLAPS and Vmax.

Frequently asked questions

How much power and torque does a BMW X3 3.0i 231hp gain with Stage 1?

About 14 hp and 25 Nm: from 231 hp / 300 Nm to roughly 245 hp / 325 Nm. The exact gain depends on engine condition and fuel quality.

Which ECU does a BMW X3 3.0i 231hp use?

Siemens/Continental MS45 and Siemens/Continental MSD80.

Which tools can read a BMW X3 3.0i 231hp?

Alientech KESS3, Alientech KESSv2, Autotuner, ByteShooter Toolbox and CMD CMDFlash.

Which extra options are available for a BMW X3 3.0i 231hp?

DECAT, FLAPS and Vmax.

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