REV2 IP66 Polycarbonate Enclosure and Mounting Bracket

From there

The supercharger system includes the ESS E-Flash OBD2 cable and specific ESS engine software that is perfectly calibrated for the G580 supercharged engine providing optimum ignition timing under all conditions

but the braket will hold any combination of standard body fuel pumps up to 39mm diameter

This allows the tank to breath to avoid pressurization during normal operation

BMW M42 Fuel Rail SC7216 REV2 IP66 Polycarbonate Enclosure andThe Nuke Performance Fuel Rail for BMW M42 engines delivers modern fueling capability to your classic 4 cylinder setup. Designed for the M42B18 engine (19891996), this lightweight CNC machined aluminum rail supports high flow fuel delivery and is compatible with Bosch EV14 injectors and AN fuel lines. Built for performance and safety, the rail features Nukes patented Injector Safety Clips, which ensure a secure, leakproof sealeven in extreme pressure