Tuesday, February 18, 2020

BMW 523i MSV90 0049Z709706SVICX3 9Z7970

Firmware for BMW 523i,

engine: 2.5 petrol,

control unit: Continental MSV90,

software version: 0049Z709706SVICX3 9Z7970,

in the firmware, catalyst control is disabled (Euro 2) and chip tuning is made with an increase in power and torque by 10%. You can disconnect the connectors from the lower oxygen sensors. Firmware to record on the Flex bench.

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