2005 Ford Expedition 5.4L Airaid Intake System Installation Instructions
1. Disconnect negative battery cable. Grasp intake tube and sharply lift up and away from airbox
2. Grasp large oval section of intake tube and pull up and away from inner fender well, and remove entire intake tube. (Note: Intake tube is held in with rubber grommets, no bolts.)
3. Remove 13mm nut on power steering reservoir bracket. Install Airaid intake tube support bracket, replace nut, and leave slightly loose. (Nut will be tightened after final adjustments.)
4. A.) Remove breather line by pushing up on green lever and pulling fitting away from airbox. B.) Remove vacuum line from clip. C.) Pull up on, and remove heater control valve from tower bolt. D.) Pull up on, and remove wiring harness from tower bolt.
5. A.) Unhook the mass air flow sensor by pulling out the red plastic tab first, and then remove the plug. B.) Unhook the vacuum line. C.) Remove all four tower bolts and remove air box. (Save tower bolts for reinstallation.)
6. A.) Remove the two factory grommets by sliding sideways. B.) Install the two supplied grommets in reverse order.
7. Remove the factory rubber seal from the airbox, and install it on the Airaid intake tube.
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