Aeromotive 14137 - 04-06 SUBARU 2.5L STI FUEL RAIL SYSTEM - Manual (Page 8)

37. Connect one of the AN-08 90-degree hose ends to the top center port on the driver side
fuel rail and a AN-08 straight hose end to the supply line tee adapter fitting. Plan a route
for the line between the fuel rail and the tee fitting, measure the length of fuel line
needed. See section titled Hose and Fitting Assembly for fuel line assembly instructions.
Once the hoses are assembled, ensure there is no debris in the hose and install it.
38. Connect one of the AN-08 90-degree hose ends to the top center port on the passenger
side fuel rail and a second AN-08 90-degree hose end to the supply line tee adapter
fitting. Plan a route for the line between the fuel rail and the tee fitting, measure the
length of fuel line needed. See section titled Hose and Fitting Assembly for fuel line
assembly instructions. Once the hoses are assembled, ensure there is no debris in the
hose and install it.