The Radium Engineering fuel rail plumbing kit is designed to complement Radium Engineering Subaru EJ fuel rail installations. This kit interfaces with the factory feed and return hard lines in the engine bay and provides all the underhood fuel plumbing. The kit includes an adjustable high-flow fuel pressure regulator and is compatible with all Radium Fuel Rails for the Subaru EJ engines. The kit is safe to use with alcohol fuels such as methanol, ethanol, and E85. The fuel rail plumbing kit is designed to provide a reliable and efficient fuel system for high-performance vehicles.

                  
                                          
                        
Fuel Rail Type
                        
Series
                      
                                          
                        
Vehicle Compatibility
                        
Subaru WRX 2002-2014 / STI 2004-2021
                      
                                          
                        
Fuel Pressure Regulator
                        
Adjustable High-Flow
                      
                                          
                        
Fuel Hose
                        
3/8" (6AN) High Pressure EFI Fuel Hose
                      
                                          
                        
Fuel Filter
                        
Not Included
                      
                                          
                        
Weight
                        
4 lbs
                      
                                          
                        
Length
                        
12 inches
                      
                                          
                        
Width
                        
8 inches
                      
                                          
                        
Height
                        
6 inches