FSB JB4 Water/Methanol Injection (WMI) Controller

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Description

FSB JB4 Water/Methanol Injection (WMI) ControllerFSB JB4 Water Methanol Injection (WMI) controller The BMS JB4 Failsafe Box (FSB) Water Methanol Injection (WMI) controller allows the JB4 to control your WMI pump and solenoid for dynamic progressive flow mapping. It also allows the JB4 to monitor pump current to overlay it with CANbus feedback for tuning parameters such as fuel trims and fuel pressure to provide a comprehensive flow based safety system.

MAF housings are CNC machined and anodized black for a precision fit and long life

offering quick installation and the best flow of any available drop in filter

• 2015-2020 S55 BMW F80 M3

Retains trans fluid filter and magnet

4 Series 2020+ G22/G23/G26 420i

• 2006-2011 E91 Touring 335i/335ix

or just making your BMW look awesome

Does not work on manual transmissions

generally found on 2017-2020 models

This plug and play BMW tuner attaches to two easy to access sensors in the engine bay and works with your factory DME tuning to remap your boost

The standard filter has a 4

it completely replaces the restrictive top end of the OEM intake with new high flow ducting and a performance reusable air filter to match