The 24V EDM .093 Fuel Connecting Tubes are designed for use with the Industrial Injection's dragon fire pump and 6 hole injectors.
The O-Rings required are a specific Cummins part # 3867043. (You can purchase them these up at a local Dodge or Cummins dealer)
Fuel Connecting Tube: (Tubes Sold Individually. O-Rings Not Included)