This Install Guide is intended to help with the installation of the Agency Power Cold Air Intake on the 2010-2019 Toyota 4Runner 4.0L V6 and 2010-2014 FJ Cruiser.
Remove engine cover.
Unplug air sensor.
Unclip wiring harness holding ties.
Remove bolt behind air box.
Unplug the 2 rubber tubes on factory intake tube.
Loosen clamp at throttle body.
Unhook the 4 clips holding air box lid in place.
Carefully remove the intake tube and air box lid.
Remove the factory air filter.
Unbolt the bolts holding the factory air box to the vehicle. You will need to unclip the wiring harness tie to get access to the third bolt behind the air box.
Remove the lower air box tray.
Remove the air sensor from the stock intake tube.
Before inserting the sensor add the rubber bushing to the tube. Clean the tube with the provided alcohol wipe. Then remove the paper backing and install the rubber bushing.
Re-install the air sensor and use the 2 provided socket head cap screw to secure.
On the factory air box remove the 2 rubber grommet bushings. To do this push the metal sleeve out and then squeeze the bushing.
Re-install the bushings and metal sleeves into the back holes of new air box tray.
Install the provided stud and bushing into the hole closest to front of the vehicle. With the nut tighten the stud and bushing down. Then remove the nut and washer to be installed later.
Place the lower tray into position. Scoop will tuck into the factory hole. The hole without bushing closest to the front of the vehicle goes over the stud with bushing.
Re-install the factory bolts into the bushings with sleeve. Add the washer and nut to the stud then tighten.
With the coupler installed on the intake tube. Feed the non coupler side into the air box and then place coupler side onto the throttle body.
Tighten clamps on throttle body coupler.
Find the small line that was disconnected from the factory tube. Follow that to the port and remove the line. Then replace with the new longer provided line and connect to the brass fitting on the new intake tube.
Reconnect the factory hose line and clamp.
Re-plug in the air sensor.
Place the new filter on the end of the new tube. Clamp should be on outside of the new air box. Tighten to secure the filter.
With air filter in place tighten all clamps and check connections. Install the air box lid by placing it on top of the lower intake tray.
Secure the lid with the 4 provided button head screws.
You have now installed the Agency Power Cold Air Intake.