JB4 Replacement and Upgrade Chips Vehicle Selection:N55 PWG 2431 Port Injection Driver Chip and sending unit included

and sending unit included

Suction tube: 15"

0L BMW F30 320i N20/N26 2

BMW 3 Series• 2016-2019 F30 F31 F34 B58 340i/340iX including GT

JB4 Replacement and Upgrade Chips Vehicle Selection:N55 PWG 2431 Port Injection Driver Chip and sending unit includedDescription JB4 Replacement and Upgrade Chips The replaceable 2580 master chip controls the communications between the JB4 and your BMS data cable or JB4 Smart Phone Wireless Connect Kit as well as the model specific firmware. If unable to connect to the JB4 try replacing this first as often it's the culprit. Be sure to specify which firmware you need in the drop down for the chip to work properly with your model. We also have 2431 and 24K22 port