aFe Power 54-13053D User manual

Magnum FORCE Stage-2 Cold Air Intake System
Instruction Manual P/N: 54-13053D / 54-13053R_____________________________
Make: BMW Model: 325i (E90/91) Year: 2006 Engine: L6-3.0L Non-Turbo (N52)
Make: BMW Model: 330i (E90/91/92/93) Year: 2006 Engine: L6-3.0L Non-Turbo (N52)
Make: BMW Model: 328i (E90/91/92/93) Year: 2007-2013 Engine: L6-3.0L Non-Turbo (N52)
Make: BMW Model: 128i (E82/88) Year: 2008-2013 Engine: L6-3.0L Non-Turbo (N52)

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• Please read the entire instruction manual before proceeding.
• Ensure all components listed are present.
• For technical support please call at 951-493-7185.
• Ensure you have all necessary tools before proceeding.
• Do not attempt to work on your vehicle when the engine is hot.
• Retain factory parts for future use.
Label
Qty.
Description
Part Number
A1
1
Air Filter (Pro DRY S)
21-90113
A2
1
Air Filter (Pro 5R)
24-90113
B
1
Tube
05-5413053B1
C
1
Housing
05-5413053B2
D
1
Coupling, Silicone Bellow: 3.1"ID x 3”L
05-01542
E
2
Clamp, #048
03-50007
F
1
Fitting, Brass: 1/8-NPT
03-50191
G
1
Plug, Brass: 1/8-NPT
03-50410
H
2
Screw, M4
03-50490
I
1
Seal, Trim: 3/4" Bulb (39" inches)
05-01507
Installation will require the following tools:
6mm, 8mm, and 10mm nut drivers or sockets, socket wrench, flat-head screwdriver, T20 torx bit, and panel
popper.
Emissions Disclaimer: This product is not currently CARB exempt and is not available for purchase in
California or for use on any vehicle registered with the California Department of Motor Vehicles.

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A1/A2
B
C
F
E
G
E
D
I
H

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Refer to Figure A for Steps 1-5
Step 1: Remove the two (2) factory bolts and keep for later use 1 .
Step 2: Disconnect the MAF sensor harness 2 .
Step 3: Using a 6mm nut driver, loosen the hose clamp at the factory airbox 3. Then, slide the factory
intake tube away from the factory airbox.
Step 4: Pull the factory airbox away from the factory air duct 4 .
Step 5: To remove the factory airbox, carefully pull up and away from the engine bay.
REMOVAL
Figure A
1
1
3
2
4

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Refer to Figure B for Steps 6-8
Step 6: For vehicles with the steering pump located above the factory intake tube, remove the two (2) factory
nuts and keep for later use 5 .
Step 7: Detach the factory air line from the reservoir’s bracket 6 .
Step 8: Carefully move the steering pump reservoir to the front of the engine, to allow for clearance. See
Figure 1.
REMOVAL
Figure B
5
6
FIGURE 1

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Refer to Figure C for Steps 9-11
Step 9: Using a 6mm nut driver, loosen the clamp at the throttle body 7 .
Step 10: For vehicles with a crankcase breather (CCV) hose, detach the CCV hose from the factory intake
tube 8 .
Step 11: Carefully remove the factory intake tube from the vehicle.
7
8
REMOVAL
Figure C

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Refer to Figure D for Steps 12-14
Step 12: Transfer the MAF sensor from the factory airbox to the aFe Power intake tube 9 and attach with
the supplied screws.
Step 13: For vehicles with a CCV hose, install the supplied NPT fitting into the aFe Power intake tube 10 .
Step 14: For vehicles without a CCV hose, install the supplied NPT plug into the aFe Power intake tube 11 .
NOTE: There will be a small gap between the tube and NPT fittings’ hex.
9
10
Figure D
FIGURE 2
INSTALL
11

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Refer to Figure E for Steps 15-17
Step 15: Remove the clamp from the supplied aFe POWER air filter’s flange. Slide the air filter into the aFe
POWER housing from the top opening. Then, guide the air filter flange through the round opening in the
housing and snap in the air filter. Place the clamp back on the air filter flange, but do not tighten at this
time. Make sure to rotate the air filter to have the wider side face up 12 .
Step 16: Install the provided trim seal along the top edge of the aFe Power housing 13 .
Step 17: Transfer the two (2) factory grommets and metal sleeves from the factory airbox to the aFe Power
housing 14 .
12
INSTALL
Figure E
13
14
14

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Refer to Figure F for Step 18
Step 18: Install the coupling onto the throttle body. Adjust the internal bead of the coupling into the groove
of the throttle body. Once the coupling is fully seated and can rotate easily, tighten the clamp at the
throttle body side (where there is an external bead to locate the clamp) 15 . Do NOT tighten the clamp at
the open end of the coupling.
15
Figure F
INSTALL

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Refer to Figure G for Steps 19-21
Step 19: Install the aFe Power intake tube into the coupling. Do not tighten the clamp at this time.
Step 20: For vehicles with a CCV hose, connect the CCV hose to the aFe power intake tube 16 .
Step 21: Connect the MAF harness to the MAF sensor 17 .
INSTALL
Figure G
16
17