Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For most JB4 applications.
This product was last offered at the strikethrough price on
05-02-2026
Make tremendous amounts of power on pump gas! Everything you need to get started with WMI in one convenient kit. JB4 compatible, comes with your choice of tank color.
Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.
Allows for a clean WMI install without dissably or drilling/tapping the factory charge pipes!
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
Make tremendous amounts of power on pump gas! Everything you need to get started with WMI in one convenient kit. JB4 compatible and available with or without a TB spacer plate for installation with factory charge pipes.
Makes for a clean WMI installation!
For Gen 2 B58 equipped vehicles only!
The ultimate fueling solution for your S58 powered BMW. Six supplemental low-pressure fuel injectors allow fueling of up to 1000+ whp using water/methanol blends. JB4 integrated!
Requires modification for tank fitment!
This full kit is one of the easiest ways to get all six nozzles exactly where you need them for a true direct port installation.
Engages water-methanol system at 35PSI Adjustable from 25-50psi
Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
Utilizing the industry-standard FTDI chipset, this cable ensures a rock-solid connection between your laptop and your vehicle’s fuel controller.
2X Entries For Our 25th Anniversary Sweepstakes!
Quick connect union T-fitting for 1/4" Nylon