Stainless Works 400-299 Ford F-150 2011-12 5.0L AIRAID Intake System - Manual

Installation Instructions
Part Number 400-299
2011-12 Ford F-150
5.0L V8
1. Disconnect the negative battery cable!
A. Disconnect the two breather lines in the factory in-
take tube .
B. Loosen the two intake clamps, and remove the facto-
ry intake tube. 3. Remove the factory air filter from the lower half of
the airbox.
4. Assemble the two Quick Fit Panels (#4 & #5) as
shown using four 6-32 screws (#12), flat washers
(#13), and Kep Nuts (#14). The panel tabs are to be on
the outside of the assembly. 5. Install the Air Meter Tube (#2) onto the Panel As-
sembly and secure using the two 1/4-20 Button Head
Bolts (9), and 1/4” Flat Washers (#10).
6. Transfer the MAF sensor into the Airaid Intake Tube
and secure using two 8-32 x 1/2” button head screws
(#10). Do Not Use The Factory Torx Head Screws.
7. Install the assembly onto the lower half of the facto-
ry airbox. Slide the metal tabs into the airbox slots, and
fasten the 3 airbox clips 8. A.) Insert the 5/8” Grommet (#18) into the Intake
tube as shown. Complete the tube assembly by insert-
ing the 5/8 PCV Fitting (#16) into the Grommet.
B.) Install the 3/8 “ Hose Fitting (#20) into the thread-
ed holt in the Intake Tube.
Tools Required For Installation:
5/32”and 3/32” Allen Wrenches
5/16”, Socket Ratchet and Extension
Phillips head screwdriver
2. A.) Disconnect the Mass Air Flow (MAF) Sensor.
B.) Unfasten the three clips on the left side of the facto-
ry airbox, and remove the upper half of the factory air-
box.
9. Install the Silicone Reducer (#7) and Hose clamps
onto the Airaid Intake Tube (#2). Place the #56 clamp
(#15) on the Throttle body side of the reducer, and the
#64 clamp (#17) on to the tube side.
Note: Tab is outside
Packing List:
#1
720-478 Airaid Premium Filter 1
#2 KIT239T Air Meter Tube 1
#3 KIT299T Airaid Intake Tube 1
#4 KIT299FPC Front Panel 1
#5 KIT299RPC Rear Panel 1
#6 KITHUMPHS03 Hump Hose 1
#7 KITRDCR18 Silicone Reducer 1
#8 KITWSTRIP02 22” Weather strip 1
KIT299HP Hardware & Instructions 1
#9 -KIT15DHC3050 ¼-20 x ½” Button Head Bolt x2
#10 -KIT09FWZ019 1/4” Flat Washer x2
#11 -KIT15BHC3050 #8-32 x ½”Button Head Screw x2
#12 -KIT6C31MXPPZ #6-32 x 5/16 Pan Head Screw x4
#13 -KIT6NWSAPZ #6 Flat Washer x4
#14 -KIT6CNKEPZ #6-32Kep Nut x4
#15 -KITHS56 #56 Hose Clamp x1
#16 -KITHS60 #60 Hose Clamp x2
#17 -KITHS64 #64 Hose Clamp x1
#18 -KITGRMT10 Grommet x1
#19 -KITFITTING15 PCV Fitting x1
#20 -KITTFITTING01 ¼ NPT to 3/8” Hose Fitting x1
-KITBIT01 T-20 Torx Bit x1
B
A
A
B
A
B