Mustang K&N Air Filter Replacement (2005-2010) Installation Instructions

Tools Required:
  • NONE
Install Difficulty:
  • Easy
  • Easy Project
1. To start installing you new Mustang K&N Replacement Air Filter, open the hood and proceed to locate the air box.
Mustang K&N Replacement Air Filter Install Image
2. Remove the air box lid by pressing both latches on the rear of the cover inward.
3. Slightly lift the air box lid up and pull it back one inch, which removes it from locking tabs on the front of lower air box.
Mustang K&N Replacement Air Filter Install Image
4. Remove the stock Mustang air filter.
Mustang K&N Replacement Air Filter Install Image
5. Clean out any dust, dirt, or sand trapped inside the lower air box with a shop vac.
Mustang K&N Replacement Air Filter Install Image
6. Install your new Mustang air filter in the lower air box.
Mustang K&N Replacement Air Filter Install Image
7. Replace the lid and close it in the reverse order from the instructions.
8. Apply the K&N Do Not Discard decal on the air box cover.
Mustang K&N Replacement Air Filter Install Image
9. Start your engine. You will notice improved throttle response and a slight whistle when applying power. Close the hood and take it for a spin and enjoy your new Mustang K&N Replacement Air Filter.