Radium Engineering

This 360 degree swiveling fill neck bolts directly on to the Radium FCST (not FCST-X) at the 6-bolt fill neck location. Hose barb elbow will accept a 1.5" inside diameter hose. One-way flapper valve...

Straight fill neck for 1.5" ID fill hose. 6-bolt flange. For use on Radium Fuel Cell Surge Tank systems. Integrated check valve flapper. Not compatible with Radium FCST-X models.

Complete kit includes 6 gallon fuel jug, fender mounted filler point, fill hose and fuel filler neck. Compatible with Radium FCST fuel cells.

This kit is added to a compatible Radium Nissan fuel pump hanger to convert it to a Fuel Hanger Surge Tank (FHST). This prevents fuel starvation from occurring during aggressive driving.

This kit is added to a compatible Radium Nissan fuel pump hanger to convert it to a Fuel Hanger Surge Tank (FHST). This prevents fuel starvation from occurring during aggressive driving.

Fuel level sender with 0 (empty) to 90 (full) ohm output. 11.7" (297mm) probe length. Compatible with all fuel types. Output is in approximately 10 ohm increments. Designed for use with Radium Fuel...

This device allows implementing an ethanol content sensor into a high flow fuel line. The design has dual passages that the fuel can flow through, so there is no loss in fuel flow. Can be used on...

This mounting bracket bolts to the vehicle underside using factory mounting holes. Allows mounting of a Radium fuel filter. Filter not included.

Radium Subaru Air Assist Injector Seat

Fuel rails for the 4-cylinder Subaru Engines, V1-V2 generation. Converts to top feed injectors. 8AN ORB ports.

This kit is needed when using Radium in-tank fuel pump hangers on any 2015-2021 Subaru WRX with the FA20 engine.

This drop-in fuel hanger replaces the factory in-tank unit and allows one or two aftermarket fuel pumps to be used. Single outlet. Works with factory fuel level sensor. New version redesigned for...

This drop-in fuel hanger replaces the factory in-tank unit and allows one or two aftermarket fuel pumps to be used. Single outlet. Works with factory fuel level sensor. New version redesigned for...

This drop-in fuel hanger replaces the factory in-tank unit and allows one or two aftermarket fuel pumps to be used. Single outlet. Works with factory fuel level sensor. New version redesigned for...

PTFE submersible fuel tubing. 3/8" inside diameter, 8.2" overall length.