aFe Power Magnum FORCE User manual

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advanced FLOW engineering Magnum FORCE Stage-2 Air Intake System
Instruction Manual P/N: 51-12642-1B / 54-12642-1B / 52-12642-1H
Make: Ford Model: F-150 Year: 2015-2021 Engine: V6-2.7L (tt) EcoBoost
Make: Ford Model: F-150 Year: 2015-2016 Engine: V6-3.5L (tt) EcoBoost
(CARB exempt 15-16 under D-550-28 only)

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Label Qty. Description Part Number
A1 2 Air Filter (Pro DRY S) 21-90069 (51-12642-B/52-12642-H)
A2 2 Air Filter (Pro 5R) 24-90069 (54-12642/52-12642-H)
B1 1 Tube #1 of 2 05-12642B1 (For 51/54-12642-B)
B2 1 Tube #2 of 2 05-12642B2 (For 51/54-12642-B)
B3 1 Tube #1 of 2 05-12642H1 (For 52-12642-H)
B4 1 Tube #2 of 2 05-01242H2 (For 52-12642-H)
C1 1 Housing 05-12642B3 (For 51/54-12642-B)
C2 1 Housing 05-12642L3 (For 52-12642-H)
D 1 Coupling, Straight 05-01242
E 1 Coupling, Reducer 05-01358
F 1 Coupling, Reducer 05-01331
G 2 Clamp #060 03-50002
H 1 Clamp #072 03-50010
I 2 Clamp #032 03-50016
J 1 Clamp #052 03-50008
K 1 Grommet 03-50050
L 1 Seal Trim (23") 05-00072
M 1 Cover 05-12188-B (*Optional)
N 3 Screws 03-50113 (*Optional)
O 1 Vent Insert 05-01405
Installation will require the following tools:
8mm Nut Driver, Flat Head Screwdriver
• Please read the entire instruction manual before proceeding.
• Ensure all components listed are present.
• If you are missing any of the components, call customer support at 951-493-7100.
• Ensure you have all necessary tools before proceeding.
• Do not attempt to work on your vehicle when the engine is hot.
• Disconnect the negative battery terminal before proceeding.
NOTE: Retain factory parts for future use.
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EF
I
GH
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A1 A2
C1/C2
NK
B2
M
D
L
B1
B3
B4
I
GJ
O

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Refer to Figure A for steps 1-4
Step 1: Disconnect the Manifold Air Pressure (MAP) sensor plug from stock airbox. 1
Step 2: Loosen the OE intake clamps using an 8mm nut driver from the left and right side runners. 2
Step 3: Unclamp the top portion of the OE airbox. 3
Step 4: Remove the OE intake and the top portion of the OE airbox by pulling straight up and out of the
vehicle.
REMOVAL
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Figure A
1
2
3
2
3

Refer to Figure B for step 5
Step 5: Carefully remove plastic wire harness clips from back edge of lower airbox.
Figure B
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REMOVAL
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5
5

Refer to Figure C for steps 6-7
Step 6: Install aFe housing and fasten clips.
Step 7: Insert filters and place clamps loosely.
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INSTALL
Figure C

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Refer to Figure D for steps 8-9
Step 8: Remove the MAP sensor from the OE intake 1/4 turn counter-clockwise.
Step 9: Install the MAP sensor on the rear aFe intake tube using the provided grommet. The grommet
can be held inside the tube to give support while inserting.
Figure D
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INSTALL

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Refer to Figure E for steps 10-14
Step 10: Install the small straight coupling on the cross over tube, install clamps, but do not tighten.
Step 11: Fit tubes into the remaining couplers. Adjust for best fit and tighten all clamps.
Step 12: Connect sensor harness.
Step 13:Install edge trim on housing if no cover is to be used.
Step 14: Remove trim if using optional cover.
NOTE: Proceed to the following pages for vent insert on 2016 models.
Figure E
INSTALL
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(These procedures should be done with the inlet tubes installed on the engine. It is shown off the vehicle
for better illustration.)
Step 15: Locate the o.e. plastic tube feeding the driver’s side turbo inlet.
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Refer to Figure F for Step 15
Figure F
INSTALL
Vent insert installation:

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Refer to Figure G for Step 16
Step 16: Locate the valve cover vent tube that feeds into driver’s side turbo inlet. It is not
necessary to remove the engine cover.
Figure G
INSTALL

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5
Step 17: Note the release clip on the vent tube connectors. Apply pressure against
the exposed tail and pull vent fitting off of the turbo inlet tube. It is not necessary to
disconnect at the valve cover end. There is a sensor and wire harness on this vent tube.
Do not damage or remove these components.
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Refer to Figure H for Step 17
Figure H
INSTALL

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Refer to Figure I for Step 18
Step 18: Insert vent fitting with slash cut facing turbo inlet. It should not be a loose fit. It is
direction dependent and must not rotate once installed.
INSTALL
Figure I

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5
Step 19: Reconnect the vent fitting. It will snap over without having to release the plastic clip.
Pull up slightly to confirm installation.
Step 20: Installation is complete. Any codes can be cleared with a code reader or by
disconnecting the battery. You will lose any radio presets with battery disconnection.
If removal of the vent insert is required, it can be pulled out with internal snap ring pliers.
NOTE: Retighten all connections after approximately 100-200 miles.
Place the included CARB EO sticker on or near the device on a smooth, clean surface.
EO identication is required to pass the smog inspection.
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Refer to Figure J for Steps 19-20
Figure J
INSTALL

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To purchase any of the items above, view airflow charts, dyno graphs, photos, and video; please go to aFepower.com.
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Pro DRY S Air Filters
P/N: 21-90069M P/N: 24-90069M
P/N: 90-59999
Pro 5R Air Filters
Pro DRY S Restore Kit
P/N: 72-90069M
Pro-GUARD 7 Air Filters
P/N: 28-10213M
Pre-Filter Set
P/N: 90-50501
Pro 5R Restoe Kit
P/N: 90-500500
Pro-GUARD 7 Restore Kit
P/N: 54-12188
Intake System Cover
P/N: 77-33010
SCORCHER PRO Tune
P/N: 77-43016
SCORCHER GT Module
P/N: 46-20212-B
Intercooler w/ Tubes
P/N: 49-43068-B (Blk. Tip)
49-43068-P (Pol. Tip)
Exhaust Cat-Back System

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Warranty
General Terms:
• aFe warrants their products to be free from manufacturer’s defects due to workmanship and material.
• This warranty applies only to the original purchaser of the product and is non-transferrable.
• Proof of purchase of the aFe product is required for all warranty claims.
• Warranty is valid provided aFe instructions for installation and/or cleaning were properly followed.
• Proper maintenance with regular inspections of product is required to insure warranty coverage.
• Damage due to improper installation, abuse, unauthorized repair or alteration is not warranted.
• Incidental or consequential damages or cost, including installation and removal of part, incurred due to failure of aFe
product is not covered under this warranty.
• All warranty is limited to the repair and/or replacement of the aFe part. To request Return Goods Authorization
(“RGA”), email [e-mail] or call [phone]. Upon receipt of the RGA, you must return the product
to the address provided in the RGA, freight prepaid and accompanied with a dated proof of purchase and the RGA.
 Uponreceiptofthedefectiveproductanduponvericationofproofofpurchase,aFewilleitherrepairorreplacethe
defective product within a reasonable time, not to exceed thirty days.
ProductCategory P/NPrex Warrantyduration
Direct OE Replacement Filters 10, 11, 30, 31, 71, 73 Life of the vehicle
Racing Filters 18 1 year
Universal 21, 24, 72 2 years
Air Intake Systems 50, 51, 54, 55, 75 2 years
Exhaust Systems 49 2 years
Intercoolers & Intercooler Tubes 46-2 2 years
Intake Manifolds 46-1 2 years
Differential Cover 46-7 Life of the vehicle
Exhaust Manifolds 46 2 years
Throttle Body Spacers 46-3 2 years
Fluid Filters 44 90 days
Pre-Filters 28 2 years
Heavy Duty OE Replacement 70 2 years
PowerSports OE Replacement 81, 87 2 years
PowerSports Intake Systems 85 2 years
No other warranty expressed or implied applies nor is any person or advanced FLOW engineering authorized to assume any
other warranty. Some States do not allow the exclusion or limitation of incidental or consequential damages or do not allow limita-
tions on how long an implied warranty lasts, so the above limitations or exclusions may not apply to you. This warranty gives you
speciclegalrights,andyoumayalsohaveotherrightswhichvaryfromStatetoState.

advanced FLOW engineering, inc.
252 Granite Street Corona, CA 92879
TEL: [phone] • TECH: 951.493.7134
E-Mail:[e-mail] P/N: 06-80866
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