Boomba Racing WRX Subaru Impreza Fuel Rail User Manual

WRX - FUEL RAIL

INSTALLATION MANUAL

TOOLS REQUIRED

M8 socket wrench
M10 socket wrench
M12 socket wrench
Flat screw driver

Remove the air inlet.

1

Remove the intercooler’s mounting
screws.

5

Phillips screw driver
Pliers
6mm allen wrench
Hack saw

Remove the air sensor.

2

Remove the right crank vent hose.
Remove BOV vacuum hose.

6

MATERIALS REQUIRED

8mm fuel hose 10 ft
4mm vacuum hose 3 ft
6mm vacuum hose 3 ft
6mm vacuum connector

Remove the air filter box.

5/16” hose clamps 8 pcs
Wire ties

3

Remove the left crank vent hose.

7

Remove the battery.

4

Loosen up the hose clamps on the throttle
body’s adaptor hose.

8

Loosen up hose clamp on the turbo output
hose.

9

Lift the intercooler slightly.

10

Disconnect BOV return hose.

11

Remove the intercooler by lifting it up and
twisting it slightly to the left.

12

Remove windshield washer tank’s
mounting screws. disconnect supply tube.
Remove the tank and place it on the top
of right strut tower.

13

Remove the coolant overflow tank
mounting screws.

14

15

Lift tank and disconnect supply hose.

16

17

Remove throttle cables.

21

Lay the coolant overflow tank in the place
of the filter box.

18

Remove wire harness clips from the top of
the manifold.

22

Remove throttle control connectors.

19

Remove throttle body coolant hoses.

23

Remove the throttle control bracket.

20

24

Remove the front vacuum lines.

25

Remove bolt holding intake bracket.

26

Remove left engine grounding cable.

27

Remove right engine ground cable.
Disconnect fuel supply and return lines.
disconnect the brake booster vacuum line.

28