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Radium Engineering's top-feed fuel rail upgrade for 2002–2014 Subaru WRX/STI (factory top-feed engines only) is machined from aluminum and includes three 8AN ORB ports. These rails are intended for Subaru EJ engines that use top-feed injectors from the factory and offer multiple adapter and plumbing options; consult Radium's product listings for compatible fittings and installation guidance specific to the 2002–2014 WRX/STI applications.
Radium Engineering 02-14 Subaru WRX/STI Top Feed Fuel Rail Upgrade (Factory Top Feed Motors Only)
