These refueling kits are designed specifically for the Radium Engineering FCST. The FCST does not come standard with any of the parts in these kits

This option works for vehicles that require a standard filler mounted remotely from the fuel cell. The included flanged filler typically mounts to a body panel.

A 36" long (1.5" ID) fuel filler hose attaches to the provided Radium FCST mounted fill neck elbow. A proper vent kit secures directly to the 8AN DSV that comes standard with the Radium FCST.