Radium Engineering Top Feed Upgrade Fuel Rails Subaru EJ22 and EJ251 Impreza, Forester, Legacy, Outback - 20-0869-02

Radium Engineering 20-0869-02 top feed upgrade fuel rails for the Subaru EJ22 and EJ251 engines. Fits the 1999-2005 Subaru Impreza, Forester, Legacy, Outback and Baja listed below.

• Black anodized, laser-etched aluminum rails with a green anodized fuel rail mount
• Three 8AN ORB ports on each rail (six in total)
• Black anodized, laser-etched 26 mm injector seats
• Thermal insulating press-in spacers and rubber mounting spacer stays
• FKM O-rings for aftermarket injectors
• Works with OEM air-assist injectors on the EJ251. It does not work with EJ22 air-assist injectors, which use 11 mm upper O-rings while the ports are machined for 14 mm
• To remove air-assist on an EJ251, install the provided O-rings in the lower groove of Bosch EV14 injectors. Aftermarket injectors need 14 mm upper and lower O-rings. Consult your tuner for injector size
• To reuse the OEM fuel pressure regulator, Radium lists part 20-0303. A 20-0776 pulse damper fits the center port
• Fuel injectors are not included

Included

• Black anodized, laser-etched aluminum fuel rails
• Green anodized fuel rail mount
• 26 mm injector seats
• Thermal insulating press-in spacers
• Rubber mounting spacer stays
• FKM O-rings for aftermarket injectors
• Stainless steel fuel rail and mount hardware

Fitment

*CARB-spec vehicles are not compatible with OEM top-feed injectors. They also require 4x 20-0816 injector seats, 4x 14-0720 spacers and 4x flat head M8x1.25x60 mm screws.

Resources

• Radium Engineering product page
• Radium installation instructions (PDF)

Contact us if you are unsure of fitment or Size HERE