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How to Install AFE Magnum Force Stage 2 Pro Dry S Cold Air Intake - Polished (11-14 GT) on your Ford Mustang

Tools Required
  • T20 Torx (Furnished)
  • Flat Screw Driver
  • Ratchet
  • 10mm Socket
  • Pliers
  • 1/4" & 5/16" Nut Driver
American Muscle
Shop Parts in this Guide

• 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.




Refer to Figure A for steps 1-7
Step 1. Remove the engine cover by pulling up on each of the 4 corners.
Step 2. Disconnect the 3 hoses from the air intake tube (Manual vehicles have only 2 hoses).
Step 3. Loosen the hose clamps on each end of the air intake tube.
Step 4. Remove the air intake tube from the vehicle.
Step 5. Disconnect the wiring harness from the Mass Airflow (MAF) sensor.
Step 6. Remove the air filter housing mounting bolt from the air filter housing.
Step 7. Remove the air filter housing from the vehicle.


Refer to Figure B for step 8
Step 8. Remove the 3 mounting grommets from the OE air filter housing.


Refer to Figure C for step 9
Step 9. Install the 3 mounting grommets on the aFe air filter housing.


Refer to Figure D for step 10
Step 10. Attach the supplied air filter adapter to the aFe air filter housing using the supplied button head screws.


Refer to Figure E for step 11
Step 11. Install the trim seal on the outer edge of the air filter housing.


Refer to Figure F for steps 12-15
Step 12. Install the aFe air filter housing in the vehicle and secure with the OE mounting bolt.
Step 13. Install the reducer coupling to the air filter adapter and secure with the supplied clamp, loosely install a second clamp on the open end of the coupling.
Step 14. Install the aFe air filter on the air filter adapter.
Step 15. Install the hump coupling on the throttle body and secure with the supplied clamp, loosely install a second clamp on the open end of the coupling.


Refer to Figure G for step 16
Step 16. Remove the MAF sensor from the OE air filter housing and install on the aFe air intake tube using the supplied screws.


Refer to Figure H for step 17-21
Step 17. Install the aFe air intake tube in the vehicle, properly align the tube prior the tightening the clamps.

Step 18. Connect the 3 hoses to the aFe air intake tube (Use the provided cap to close off the extra fitting on the manual vehicle).
Step 19. Connect MAF sensor.
Step 20. Install the engine cover.
Step 21: Re-connect the battery. Installation is now complete.
NOTE: Retighten all connections after approximately 100-200 miles.

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