For the 20-0579-02 conversion fuel rails, mounting brackets are included that permit a wide range of Subaru vehicles to be used. Each fuel rail features three 8AN ORB threaded ports (6 total). Press-fit spacers are included to thermally insulate intake manifold heat transfer. 

INCLUDES
-Black Anodized Laser Etched Aluminum Fuel Rails (x2)
-Black Anodized Version 1-2 Conversion Fuel Rail Mount (x2)
-Black Anodized and Laser Etched 26mm Injector Seats (x4)
-Thermal Insulating Press-In Spacers (x4)
-Stainless Steel M8x1.25 Mounting Bolts (x4)

Instruction PDF