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How to change cabin air filter on a Porsche 911 (2005-2012)

Maintenance Interval: 2 years or 20k miles (30k km)

Dealer Cost: ~$150

DIY Cost: ~$20

Difficulty: Very easy 

Repair Time: 15 minutes

Recommendation: Do-it-yourself


Does your A/C smell a little funny? If so, you're likely overdue to replace your cabin air filter (aka "pollen air filter"). This maintenance procedure is so easy that even someone with no experience working on cars can do it. To perform this DIY, check out this helpful tutorial above from YouTuber, CarFanatic. Detailed steps can be found below.


These service instructions apply to:

  • 2005-2012 Porsche 911 (all models)

General tools you'll need for the job:
↗️T30 torx screwdriver (for 997.2 variants only)
Vehicle-specific parts & tools you'll need for the job:
2005-2012 Porsche 911 (all models)


  1. Gather tools and parts.

  2. Pop front compartment area (aka "frunk").

  3. Remove plastic battery cover by loosening two plastic twist fasteners.

  4. Remove adjacent, passenger side plastic piece by simply pulling up; the cabin air filter should now be visible.

  5. If you have a 2009-2012 997 (997.2), you will see a metal bracket in front of the cabin air filter; remove this by loosening 4x T30 torx screws. If not, skip to the next step.

  6. Additionally, disconnect the wire directly in front of the cabin air filter.

  7. Undo the plastic retaining clip that holds the cabin air filter in place by sliding it over towards the driver's side.​

  8. Remove the old cabin air filter and replace it with the new one.

  9. Reinstall everything in reverse.

  10. Clean up your work area and put your tools away.

  11. You're all done!