Radium Fuel Hanger Return - Mitsubishi Evo XThe fuel hanger return kit provides all of the necessary hose, fittings, and hardware to convert the OEM Evo X fuel feed line to be used as the return line. Exact contents of this kit are shown in the photo below. This is a method to replace the restrictive 1 4" (6. 5mm) OEM return hose, critical for proper regulator function. In the engine bay, the 6AN PTFE return hose will attach directly to a Radium Direct Mount Regulator (Part number 20 0223 xx)