K&N Drop-In Air Filter — Fits 05-07 Subaru Legacy, 05-07 Outback, 06-07 B9 Tribeca, 08-11 Impreza, 08-11 WRX, 08-11 STI

SKU: KNN33-2304
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Sale price$64.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

K&N High-Flow Drop-In Air Filter for Subaru Performance Vehicles

Maximize the performance of your Subaru with the K&N High-Flow Drop-In Air Filter. Engineered as a direct replacement for your factory air filter, this performance upgrade is designed to significantly improve airflow to your engine, potentially leading to increased horsepower and torque. The filter features K&N's signature layered, oiled cotton media, which excels at capturing airborne contaminants while allowing maximum air volume to pass through. This means your Subaru breathes easier, performs better, and stays protected.

Performance and Durability:

  • Enhanced Horsepower: Optimized airflow design contributes to a noticeable increase in engine power.
  • Exceptional Filtration: Advanced oiled cotton media traps dirt and debris effectively.
  • Washable and Reusable: A sustainable choice that lasts for the life of your vehicle, saving you money on replacements.
  • Easy Installation: Designed for a perfect fit in your factory air box – no special tools or modifications required.
  • Built to Last: Robust construction ensures durability and consistent performance.
  • K&N 10-Year/Million Mile Warranty: Invest with confidence thanks to K&N's comprehensive limited warranty.

Vehicle Compatibility:

This K&N air filter is specifically designed for the following Subaru models:

  • Subaru Legacy (2005-2007)
  • Subaru Outback (2005-2007)
  • Subaru B9 Tribeca (2006-2007)
  • Subaru Impreza (2008-2011) - including WRX & STI models
  • Subaru Forester (2009-2012)
  • Subaru Tribeca (2008-2010)

Elevate your driving experience with the superior performance of a K&N High-Flow Drop-In Air Filter, available now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2007 Subaru B9 Tribeca Base
2006-2007 Subaru B9 Tribeca Limited
2016-2017 Subaru Crosstrek Base
2016-2017 Subaru Crosstrek Limited
2016-2017 Subaru Crosstrek Premium
2009 Subaru Forester XT
2009-2010 Subaru Forester XT Limited
2009-2013 Subaru Forester X Limited
2009-2013 Subaru Forester X Premium
2009-2013 Subaru Forester X
2010-2013 Subaru Forester XT Premium
2011-2013 Subaru Forester X Touring
2011-2013 Subaru Forester XT Touring
2014-2018 Subaru Forester 2.0XT Premium
2014-2018 Subaru Forester 2.0XT Touring
2014-2018 Subaru Forester 2.5i
2014-2018 Subaru Forester 2.5i Limited
2014-2018 Subaru Forester 2.5i Premium
2014-2018 Subaru Forester 2.5i Touring
2008-2011 Subaru Impreza 2.5i
2008-2011 Subaru Impreza Outback Sport
2008-2014 Subaru Impreza WRX
2008-2014 Subaru Impreza WRX STI
2009-2010 Subaru Impreza 2.5 GT
2009-2014 Subaru Impreza WRX Premium
2010 Subaru Impreza WRX STI Special Edition
2010-2011 Subaru Impreza 2.5i Premium
2010-2014 Subaru Impreza WRX Limited
2011-2014 Subaru Impreza WRX STI Limited
2012-2016 Subaru Impreza Base
2012-2016 Subaru Impreza Limited
2012-2016 Subaru Impreza Premium
2012-2016 Subaru Impreza Sport Limited
2012-2016 Subaru Impreza Sport Premium
2005 Subaru Legacy GT Limited
2005 Subaru Legacy i
2005 Subaru Legacy Limited
2005-2006 Subaru Legacy GT
2006-2009 Subaru Legacy GT spec.B
2006-2019 Subaru Legacy 2.5i
2007-2009 Subaru Legacy 2.5i Special Edition
2007-2009 Subaru Legacy GT Limited
2007-2019 Subaru Legacy 2.5i Limited
2008-2009 Subaru Legacy 3.0 R Limited
2009 Subaru Legacy 3.0 R
2010-2012 Subaru Legacy 3.6R Premium
2010-2012 Subaru Legacy 2.5GT
2010-2013 Subaru Legacy 3.6R
2010-2019 Subaru Legacy 3.6R Limited
2010-2019 Subaru Legacy 2.5i Premium
2014 Subaru Legacy 2.5i Sport
2017-2019 Subaru Legacy 2.5i Sport
2005 Subaru Outback i
2005 Subaru Outback Limited
2005 Subaru Outback VDC Limited
2005-2006 Subaru Outback R
2005-2006 Subaru Outback XT
2005-2008 Subaru Outback R L.L. Bean Edition
2005-2009 Subaru Outback XT Limited
2006 Subaru Outback R VDC Limited

…and 31 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

K&N High-Flow Drop-In Air Filter for Subaru Performance Vehicles

Maximize the performance of your Subaru with the K&N High-Flow Drop-In Air Filter. Engineered as a direct replacement for your factory air filter, this performance upgrade is designed to significantly improve airflow to your engine, potentially leading to increased horsepower and torque. The filter features K&N's signature layered, oiled cotton media, which excels at capturing airborne contaminants while allowing maximum air volume to pass through. This means your Subaru breathes easier, performs better, and stays protected.

Performance and Durability:

  • Enhanced Horsepower: Optimized airflow design contributes to a noticeable increase in engine power.
  • Exceptional Filtration: Advanced oiled cotton media traps dirt and debris effectively.
  • Washable and Reusable: A sustainable choice that lasts for the life of your vehicle, saving you money on replacements.
  • Easy Installation: Designed for a perfect fit in your factory air box – no special tools or modifications required.
  • Built to Last: Robust construction ensures durability and consistent performance.
  • K&N 10-Year/Million Mile Warranty: Invest with confidence thanks to K&N's comprehensive limited warranty.

Vehicle Compatibility:

This K&N air filter is specifically designed for the following Subaru models:

  • Subaru Legacy (2005-2007)
  • Subaru Outback (2005-2007)
  • Subaru B9 Tribeca (2006-2007)
  • Subaru Impreza (2008-2011) - including WRX & STI models
  • Subaru Forester (2009-2012)
  • Subaru Tribeca (2008-2010)

Elevate your driving experience with the superior performance of a K&N High-Flow Drop-In Air Filter, available now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2007 Subaru B9 Tribeca Base
2006-2007 Subaru B9 Tribeca Limited
2016-2017 Subaru Crosstrek Base
2016-2017 Subaru Crosstrek Limited
2016-2017 Subaru Crosstrek Premium
2009 Subaru Forester XT
2009-2010 Subaru Forester XT Limited
2009-2013 Subaru Forester X Limited
2009-2013 Subaru Forester X Premium
2009-2013 Subaru Forester X
2010-2013 Subaru Forester XT Premium
2011-2013 Subaru Forester X Touring
2011-2013 Subaru Forester XT Touring
2014-2018 Subaru Forester 2.0XT Premium
2014-2018 Subaru Forester 2.0XT Touring
2014-2018 Subaru Forester 2.5i
2014-2018 Subaru Forester 2.5i Limited
2014-2018 Subaru Forester 2.5i Premium
2014-2018 Subaru Forester 2.5i Touring
2008-2011 Subaru Impreza 2.5i
2008-2011 Subaru Impreza Outback Sport
2008-2014 Subaru Impreza WRX
2008-2014 Subaru Impreza WRX STI
2009-2010 Subaru Impreza 2.5 GT
2009-2014 Subaru Impreza WRX Premium
2010 Subaru Impreza WRX STI Special Edition
2010-2011 Subaru Impreza 2.5i Premium
2010-2014 Subaru Impreza WRX Limited
2011-2014 Subaru Impreza WRX STI Limited
2012-2016 Subaru Impreza Base
2012-2016 Subaru Impreza Limited
2012-2016 Subaru Impreza Premium
2012-2016 Subaru Impreza Sport Limited
2012-2016 Subaru Impreza Sport Premium
2005 Subaru Legacy GT Limited
2005 Subaru Legacy i
2005 Subaru Legacy Limited
2005-2006 Subaru Legacy GT
2006-2009 Subaru Legacy GT spec.B
2006-2019 Subaru Legacy 2.5i
2007-2009 Subaru Legacy 2.5i Special Edition
2007-2009 Subaru Legacy GT Limited
2007-2019 Subaru Legacy 2.5i Limited
2008-2009 Subaru Legacy 3.0 R Limited
2009 Subaru Legacy 3.0 R
2010-2012 Subaru Legacy 3.6R Premium
2010-2012 Subaru Legacy 2.5GT
2010-2013 Subaru Legacy 3.6R
2010-2019 Subaru Legacy 3.6R Limited
2010-2019 Subaru Legacy 2.5i Premium
2014 Subaru Legacy 2.5i Sport
2017-2019 Subaru Legacy 2.5i Sport
2005 Subaru Outback i
2005 Subaru Outback Limited
2005 Subaru Outback VDC Limited
2005-2006 Subaru Outback R
2005-2006 Subaru Outback XT
2005-2008 Subaru Outback R L.L. Bean Edition
2005-2009 Subaru Outback XT Limited
2006 Subaru Outback R VDC Limited

…and 31 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

K&N High-Flow Drop-In Air Filter for Subaru Performance Vehicles

Maximize the performance of your Subaru with the K&N High-Flow Drop-In Air Filter. Engineered as a direct replacement for your factory air filter, this performance upgrade is designed to significantly improve airflow to your engine, potentially leading to increased horsepower and torque. The filter features K&N's signature layered, oiled cotton media, which excels at capturing airborne contaminants while allowing maximum air volume to pass through. This means your Subaru breathes easier, performs better, and stays protected.

Performance and Durability:

  • Enhanced Horsepower: Optimized airflow design contributes to a noticeable increase in engine power.
  • Exceptional Filtration: Advanced oiled cotton media traps dirt and debris effectively.
  • Washable and Reusable: A sustainable choice that lasts for the life of your vehicle, saving you money on replacements.
  • Easy Installation: Designed for a perfect fit in your factory air box – no special tools or modifications required.
  • Built to Last: Robust construction ensures durability and consistent performance.
  • K&N 10-Year/Million Mile Warranty: Invest with confidence thanks to K&N's comprehensive limited warranty.

Vehicle Compatibility:

This K&N air filter is specifically designed for the following Subaru models:

  • Subaru Legacy (2005-2007)
  • Subaru Outback (2005-2007)
  • Subaru B9 Tribeca (2006-2007)
  • Subaru Impreza (2008-2011) - including WRX & STI models
  • Subaru Forester (2009-2012)
  • Subaru Tribeca (2008-2010)

Elevate your driving experience with the superior performance of a K&N High-Flow Drop-In Air Filter, available now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2006-2007 Subaru B9 Tribeca Base
2006-2007 Subaru B9 Tribeca Limited
2016-2017 Subaru Crosstrek Base
2016-2017 Subaru Crosstrek Limited
2016-2017 Subaru Crosstrek Premium
2009 Subaru Forester XT
2009-2010 Subaru Forester XT Limited
2009-2013 Subaru Forester X Limited
2009-2013 Subaru Forester X Premium
2009-2013 Subaru Forester X
2010-2013 Subaru Forester XT Premium
2011-2013 Subaru Forester X Touring
2011-2013 Subaru Forester XT Touring
2014-2018 Subaru Forester 2.0XT Premium
2014-2018 Subaru Forester 2.0XT Touring
2014-2018 Subaru Forester 2.5i
2014-2018 Subaru Forester 2.5i Limited
2014-2018 Subaru Forester 2.5i Premium
2014-2018 Subaru Forester 2.5i Touring
2008-2011 Subaru Impreza 2.5i
2008-2011 Subaru Impreza Outback Sport
2008-2014 Subaru Impreza WRX
2008-2014 Subaru Impreza WRX STI
2009-2010 Subaru Impreza 2.5 GT
2009-2014 Subaru Impreza WRX Premium
2010 Subaru Impreza WRX STI Special Edition
2010-2011 Subaru Impreza 2.5i Premium
2010-2014 Subaru Impreza WRX Limited
2011-2014 Subaru Impreza WRX STI Limited
2012-2016 Subaru Impreza Base
2012-2016 Subaru Impreza Limited
2012-2016 Subaru Impreza Premium
2012-2016 Subaru Impreza Sport Limited
2012-2016 Subaru Impreza Sport Premium
2005 Subaru Legacy GT Limited
2005 Subaru Legacy i
2005 Subaru Legacy Limited
2005-2006 Subaru Legacy GT
2006-2009 Subaru Legacy GT spec.B
2006-2019 Subaru Legacy 2.5i
2007-2009 Subaru Legacy 2.5i Special Edition
2007-2009 Subaru Legacy GT Limited
2007-2019 Subaru Legacy 2.5i Limited
2008-2009 Subaru Legacy 3.0 R Limited
2009 Subaru Legacy 3.0 R
2010-2012 Subaru Legacy 3.6R Premium
2010-2012 Subaru Legacy 2.5GT
2010-2013 Subaru Legacy 3.6R
2010-2019 Subaru Legacy 3.6R Limited
2010-2019 Subaru Legacy 2.5i Premium
2014 Subaru Legacy 2.5i Sport
2017-2019 Subaru Legacy 2.5i Sport
2005 Subaru Outback i
2005 Subaru Outback Limited
2005 Subaru Outback VDC Limited
2005-2006 Subaru Outback R
2005-2006 Subaru Outback XT
2005-2008 Subaru Outback R L.L. Bean Edition
2005-2009 Subaru Outback XT Limited
2006 Subaru Outback R VDC Limited

…and 31 additional fitments. Contact us to confirm yours.

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