From 449 hp to about 540 hp: the BMW 5 serie 550i Valvetronic 449hp (F10/11 – 2010 – 2016) becomes noticeably stronger and more responsive with Stage 1 software. Torque climbs from 650 Nm to about 780 Nm.

This is a petrol engine with a displacement of 4,395 cc and engine code N63B44O1. The engine is controlled by the Bosch MEVD17.2.8 and Bosch MEVD17.2.H, the gearbox by the ZF 8HP70. The software file can be written with tools such as Alientech KESS3, Autotuner, CMD CMDFlash, MagicMotorsport Flex, Foxflash and 1 more.

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

Frequently asked questions

How much power and torque does a BMW 5 serie 550i Valvetronic 449hp gain with Stage 1?

About 91 hp and 130 Nm: from 449 hp / 650 Nm to roughly 540 hp / 780 Nm. The exact gain depends on engine condition and fuel quality.

Which ECU does a BMW 5 serie 550i Valvetronic 449hp use?

Bosch MEVD17.2.8 and Bosch MEVD17.2.H (engine); ZF 8HP70 (gearbox).

Which tools can read a BMW 5 serie 550i Valvetronic 449hp?

Alientech KESS3, Autotuner, CMD CMDFlash, MagicMotorsport Flex, Foxflash and Dimsport New Genius.

Which extra options are available for a BMW 5 serie 550i Valvetronic 449hp?

DECAT, DTC Removal, START/STOP OFF, 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.