aFe Power TA-4306B-R User manual

advanced FLOW engineering Stage-2 Air Intake
Instruction Manual P/N: TA-4306B-R / TR-4306B-D
Make: Subaru Model: WRX STI Year: 2015-2017 Engine: H4-2.5L (t)

Label Qty. Description Part Number
A1 1 Air Filter (Pro DRY S) TF-9024D
A2 1 Air Filter (Pro 5R) TF-9024R
B 1 Tube 05-T4306B1
C 1 Housing 05-T4306B2
D 1 Scoop 05-T4306B3
E 1 Coupling, Silicone Straight 05-01107
F 2 Clamp, 044 (2-5/16” - 3-1/4”) 03-50019
G 2 Screw, Chs Hd Slotted: M4x.7x8 03-50034
• 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.
• Retain factory parts for future use.
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Tools needed: 8mm Nut driver, 10mm Nut Driver, 1/4” Ratchet, 10mm Socket, Flat-
head Screw Driver, Phillips Screw Driver, Pliers.

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D
A1/A2 B
G
C
E
F
F

Refer to Figure A for Steps 1-2
Step 1: Remove the two push pins retaining the OE air scoop. Do not discard push pins, will be
reused later 1 .
Step 2: Remove OE air scoop from vehicle.
REMOVAL
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11
Figure A

Refer to Figure B for Steps 3-7
Step 3: Unplug MAF sensor harness from MAF sensor 2 .
Step 4: Remove the two 10mm 3 nuts from the bracket on the OE air box. Do not discard nuts, will
be reused.
Step 5: Remove the 10mm 4 bolt on the bottom of the OE air box. Do not discard bolt, will be reused.
Step 6: Loosen the clamp connecting to the OE turbo inlet tube and sound chamber tube.
Step 7: Remove OE air box out of vehicle.
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REMOVAL
2
34
3
Figure B

Refer to Figure C for Step 8
Step 8: Pre-install the Takeda air filter though the Takeda housing, assure filter retain groves snap
into housing.
Figure C
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INSTALL

Refer to Figure D for Step 9
Step 9: Install the Takeda housing into the vehicle and secure it using the OE nuts and bolt.
Figure D
INSTALL
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Refer to Figure E for Step 10-11
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Figure E
INSTALL
Step 10: Transfer MAF sensor from OE air box to Takeda intake tube using provided hardware.
Step 11: Slide the provided coupling with clamps onto Takeda intake tube. Do not tighten
clamps yet.

Step 12: Slide the intake tube into the air filter then side the coupling onto the turbo inlet tube.
Step 13: Alight the intake tube and assure filter retain groves are snapped onto the housing then
tighten all clamps.
Step 14: Reconnect MAF sensor harness.
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Refer to Figure F for Steps 12-14
Figure F
INSTALL

Refer to Figure G for Steps 15-17
Step 15: Insert the Takeda air scoop though the housing opening, assure it snaps in to the grooves.
Step 16: Re-install the OE push pins to secure the Takeda air Scoop.
Step 17: Make sure all bolt and clamps are tight, installation is now complete. Thank you for
choosing Takeda.
NOTE: Retighten all connections after approximately 100-200 miles.
Place enclosed CARB EO sticker on or near the device on a smooth, clean surface.
EO identification label is required to pass the smog inspection.
Figure G
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INSTALL