Airaid 400-278 Installation Instructions

Installation Instructions

For Part Numbers:

400-278 700-469 Airaid Oiled Media Filter
401-278 701-469 SynthaMax Dry Media Filter - Red
402-278 702-469 SynthaMax Dry Media Filter - Black
403-278 703-469 SynthaMax Dry Media Filter - Blue

2011-15 Ford F-250/350 /450 Pickup

6.7L V8

Component Identification

1. Airaid Premium Filter 1

2. Airaid Intake Tube 1

3. Cold Air Box 1

4. Heat Shield 1

5. Silicone Hump Hose 1

6. Weather Strip 24 1/2” 1

7. Hose Bracket 1

8. #8-32 x 1/2” Button Head Bolt 2

9. 1/4-20 x 1/2” Button Head Bolt 5

10. M8 x 1.25 x 30 Hex Head Bolt 1

11. 1/4” Flat Washer 2

12. 8mm Flat Washer 1

13. Hose Anchor 4

14. #72 Hose Clamp 2

15. 5/8” x 9” Split Loom 1

16. 5/8” x 17” Split Loom 1

17. T-20 Torx Driver 1

Full color instructions can be viewed on our web site at Airaid.com. Use the Product Search function to find your part number, and click View Details.

A.

B.

1. Disconnect both of the negative battery cables.

Caution: Engine and turbo plumbing can be very
hot.

It is advised that you allow your self a 20-30 minute
cool down time before beginning this installation.

2. A.) Disconnect the Mass Air Flow meter. or M.A.F..
B.) Using a standard blade screwdriver, pry open the edge

clip securing the M.A.F. wire harness to the upper half of
the factory airbox.

3. Loosen the clamp on the intake tube. Unfasten the
four airbox clips and remove the upper airbox half and
the factory airfilter.

A.

4. Using a 10mm socket, remove the 6mm bolt securing

the lower half of the airbox to the vehicle. Remove the
airbox from the vehicle.

7. Unclip the coolant hoses from the intake tube and
resonator, and remove it from the vehicle.

5. Using a 13mm socket, remove the 8mm inner fender
bolt.

A.

B.

8. A.) Attach the Heat Shield (#4) to the Airaid Intake

Tube (#2) as shown using three 1/4 -20 Button Head Bolts
(#9).
B.) Insert one Hose Anchor (#13) into the threaded insert
in the Intake Tube.

B.

6. A.) Loosen the clamp on the factory intake tube.

B.) Using a 10mm socket, remove the 6mm bolt secur­ing the intake resonator. Save this bolt, it will be reused
in step 16.

9. Transfer the Mass Air Flow sensor, or M.A.F., from
the factory airbox lid into the Airaid Intake Tube and
secure using the supplied 8-32 x 1/2 Button Head Bolts
(#8).

Do Not Use The Factory Hardware.

10. Transfer the factory airbox coupler from the OEM

airbox inlet into the Airaid Cold Air Box, or C.A.B.(#3).

11. Place the CAB into the engine compartment and
secure to the inner fender using the M8 x 1.25 x 30 hex
Head Bolt (#10) and the 8mm Flat washer (#12).

M. A. F.

12. Slide the Hump Hose (#5) and Clamps (#14) onto

the Airaid Intake Tube. Leave the clamps loose for now.

Bolt Hole

13. Install the Airaid Intake Tube assembly.
A.) Slide the Tube , Hump Hose end first, under the

coolant line and onto the turbo inlet. B.) Insert the Filter
end of the Tube into the CAB.

16. Mount the Hose Bracket as shown, using the factory
bolt removed in step 6. . Secure the coolant lines in the
Hose Anchors.

14. Align the bolt holes of the Intake tube with the CAB
and secure using two 1/4-20 Button Head Bolts (#9) and
1/4” Flat Washers (#11). Tighten the Hump Hose
Clamps, and re connect the Mass Air Flow sensor. The
M.A.F now resides in the lower half of the Tube.

A

B

17. Slide the Split Loom over the coolant lines.
A.) Install the 9” sleeve (#15) over the line crossing the

turbo inlet.
B.) Install the 17” sleeve (#16) over the 90deg core sup­port line that joins at the Hose bracket.

15. Insert the three remaining Hose Anchors (#13) into
the Hose Bracket (#7) as shown.

18. Install the Airaid Premium Filter (#1) inside the

CAB and complete the install by trimming the CAB
with the Weather Strip (#6).

19. Double check your work!

Make sure there is no foreign material in the
intake path. Make sure all clamps, hoses, bolts,
connectors, and screws are tight.

20.Reconnect the negative battery cables

Thank you for purchasing the Airaid Intake System. Contact Airaid @ [phone] 8:00 AM - 5:00 PM MST weekdays for questions regarding fit or instructions
that are not clear to you. Your Airaid Intake System was carefully inspected and packaged. Check that no parts are missing, or were damaged during shipping. If any parts are
missing, contact Airaid. The air filter element is protected from direct exposure to water and debris; care should be taken not to drive through deep water. WATER INGESTION
IS THE DRIVERS RESPONSIBILITY! The air filter is reusable and should be cleaned periodically.

FILTER IDENTIFICATION

700-469 Airaid Oiled Media 701-469 Airaid SynthaMax Dry Media - Red

702-469 Airaid SynthaMax Dry Media - Black 703-469 Airaid SynthaMax Dry Media - Blue

For your Oiled media filter we suggest
using the AIRAID Filter Tune-Up Kit!

Synthamax Air Filters do not require oil.
Service air filter as needed by cleaning with
common non-petroleum all-purpose house­hold cleaner and water. Simple Green®,
Formula 409® or equivalent works great.
Apply cleaner to outside of air filter and al­low to soak. Then flush filter clean from the
inside out with a garden hose and repeat
steps if necessary. Do not apply high pres­sure water or air to clean filter. Allow filter
to air dry and reinstall.

P/N 790-551 Aerosol Spray
P/N 790-550 Squeeze Spray

Airaid Filter Co. 2688 E Rose Garden Ln. Phoenix AZ 85050 [phone] [e-mail] www.airaid.com

REV.01.20.15