This 360 degree swiveling fill neck bolts directly on to the Radium FCST at the 6-bolt fill neck location. Hose barb elbow will accept a 1.5" inside diameter hose. One-way flapper valve is included to prevent fuel back-flow in the event of a roll over.

NOT CARB-APPROVED. ILLEGAL TO USE OR INSTALL IN CALIFORNIA. IF YOU LIVE IN CA, WE CANNOT SHIP YOU THIS ITEM AND YOU WILL BE CHARGED A 10% CANCELLATION FEE IF YOU ORDER. PLEASE LOOK FOR OTHER PRODUCTS WITH CARB APPROVAL.