From 555 hp to about 610 hp: the BMW X6 M 555hp (E71 – 2008 – 2014) becomes noticeably stronger and more responsive with Stage 1 software. Torque climbs from 680 Nm to about 800 Nm.

This is a petrol engine with a displacement of 4,395 cc and engine code S63B44A. The engine is controlled by the Siemens/Continental MSD85 and Siemens/Continental MSD80. The software file can be written with tools such as MagicMotorsport Flex.

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 X6 M 555hp gain with Stage 1?

About 55 hp and 120 Nm: from 555 hp / 680 Nm to roughly 610 hp / 800 Nm. The exact gain depends on engine condition and fuel quality.

Which ECU does a BMW X6 M 555hp use?

Siemens/Continental MSD85 and Siemens/Continental MSD80.

Which tools can read a BMW X6 M 555hp?

MagicMotorsport Flex.

Which extra options are available for a BMW X6 M 555hp?

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.