BMS Port Injector Plugs 740i/Li (F01/F02) and adjustment The JB4 can

and adjustment The JB4 can also be stacked over a flash tuning allowing for fine-tuning as well as meth control with safety measures in place and full logging

This is not a disadvantage of only bucketless designs but also a disadvantage for any bucket design which deletes the venturi

Integrated pipe welded into the heat shield keeps airflow direct and controlled

220i/220iX

BMS Port Injector Plugs 740i/Li (F01/F02) and adjustment The JB4 canThese BMS dummy injectors fit in place of actual port injection injectors to block the holes. The BMS Plugs allows use to aluminum manifolds with port injection bungs without actually having port injection.