Airaid 400-521 Installation Instructions

# 400-521 INSTALLATION INSTRUCTIONS

01-03 Ford S.D. Powerstroke 7.3L DSL

Thank you for purchasing the PowerAid Throttle Body Spacer. Please read the
instruction manual carefully before proceeding with the installat ion . Contact AIRAID @
[phone] 8:00 AM - 5:00 PM MST Weekdays for questions regarding fit or in­structions that are not clear to you. Your PowerAid Throttle Body Spacer was carefully
inspected and packaged. Check that no parts are missing, or were damaged during
shipping. If any parts are missing, please contact AIRAID.

Thank you for selecting AIRAID.

Parts List

(1) Power Plate

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Also available for your Ford Powerstroke,

the Airaid Intake System, p/n 400-122. Call

for details!

Installation Instructions. Read Me!

1. DISCONNECT NEGATIVE (-) BATTERY CABLE.

2. Loosen clamp at intake manifold leaving clamp on hose.

3. Slide hose tube assembly back and insert power plate into hose.

4. Reinstall tube hose assembly making sure power plate is engaged in tube while locating and tightening hose

clamp.

* Please Note: When installing the power plate in the intake manifold, face the power plate using

the illustration below. Figure. 1

5. Before tightening intake manifold clamp, be sure that the power plate has engaged both the intake manifold
and formed intake tube.

* Please Note: The outside diameters of the power plate will fit the inside diameters of the intake

manifold and the formed intake tube.

6. Reconnect battery cable. Enjoy!

The sound of power...The “whistle” means its working!

Included with your Poweraid Spacer is a sticker with a California Air Resources Board
(C.A.R.B.) Executive Order (EO) number. This sticker must be placed in plain view inside of
the engine compartment. Failure to do so may prevent you from passing a smog inspection.

Ref. B– Formed Intake Tubes Ref. A– Power Plate

Ref. C– Hose Clamp Assembly

Figure 1

AIRAID Filter Co. 2688 E Rose Garden Ln. Phoenix AZ 85050 [phone] [e-mail] www.airai d.com

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Rv. 07/12/06