HomeAir and Fuel Delivery > FiltersHengst E522L Engine Air Filter
Part #: E522L

Hengst E522L Engine Air Filter

HEZ Engine Air Filter
⚙️ 115 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦HEZ Engine Air Filter
🚗Fitment: Subaru, B9 Tribeca, Crosstrek, Forester, Impreza, Legacy, Outback, Tribeca, WRX, WRX STI, and XV Crosstrek
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Reliable Engine Air Filtration for Subaru Vehicles

The Hengst HEZ Engine Air Filter E522L is designed to provide effective air filtration for a range of Subaru models. This engine air filter helps maintain optimal engine performance by preventing contaminants from entering the engine system.

  • Compatible with Subaru B9 Tribeca, Crosstrek, Forester, Impreza, Legacy, Outback, Tribeca, WRX, WRX STI, and XV Crosstrek
  • Part number E522L ensures precise fitment and reliable performance
  • Part of the Hengst HEZ Engine Air Filter product line, engineered for consistent airflow and filtration efficiency
  • Designed to protect engine components from dust, dirt, and debris
  • Durable construction for extended service intervals

About the HEZ Engine Air Filter Product Line

The HEZ Engine Air Filter line by Hengst focuses on delivering dependable filtration solutions tailored to specific vehicle applications. Filters in this line are engineered to meet or exceed OEM specifications, ensuring proper fit and filtration performance. The HEZ series balances airflow and contaminant capture to support engine efficiency and longevity.

Product Details and Compatibility

The Hengst HEZ Engine Air Filter with part number E522L is specifically designed for Subaru vehicles including the B9 Tribeca, Crosstrek, Forester, Impreza, Legacy, Outback, Tribeca, WRX, WRX STI, and XV Crosstrek models. This filter fits directly into the engine air intake system, providing a barrier against airborne particles that can cause engine wear or reduce performance. Its construction supports consistent airflow while capturing contaminants effectively.

Common Applications and Issues Addressed

  • Prevents engine damage caused by dust and debris
  • Helps maintain fuel efficiency by ensuring clean air intake
  • Reduces engine wear and prolongs engine life
  • Supports optimal engine power and responsiveness
  • Minimizes the risk of clogged air intake components

Installation Notes and Tips

Installation of the Hengst HEZ Engine Air Filter E522L is straightforward and designed to match the original equipment specifications for the listed Subaru models. Ensure the engine is off and cool before replacing the air filter. Remove the air filter housing cover, take out the old filter, and insert the new Hengst filter securely. Verify that the filter is seated properly to avoid unfiltered air bypass.

Quality Assurance and Warranty

Hengst manufactures the HEZ Engine Air Filter line to meet stringent quality standards. Each filter undergoes testing to ensure durability and filtration efficiency. While specific warranty details are not provided here, Hengst products typically come with manufacturer-backed quality assurance to support reliable performance in Subaru vehicles.

This part fits 115 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2021SubaruWRX2.0LH4N/AHEZ Engine Air Filter
2020SubaruWRX2.0LH4N/A
2019SubaruLegacy3.6LH6N/A
2019SubaruLegacy2.5LH4N/A
2019SubaruOutback3.6LH6N/A
2019SubaruOutback2.5LH4N/A
2019SubaruWRX2.0LH4N/A
2018SubaruForester2.5LH4N/A
2018SubaruForester2.0LH4N/A
2018SubaruLegacy3.6LH6N/A
2018SubaruLegacy2.5LH4N/A
2018SubaruOutback3.6LH6N/A
2018SubaruOutback2.5LH4N/A
2018SubaruWRX2.0LH4N/A
2018SubaruWRX STI2.5LH4N/A
2017SubaruCrosstrek2.0LH4N/A
2017SubaruForester2.5LH4N/A
2017SubaruForester2.0LH4N/A
2017SubaruLegacy3.6LH6N/A
2017SubaruLegacy2.5LH4N/A
2017SubaruOutback3.6LH6N/A
2017SubaruOutback2.5LH4N/A
2017SubaruWRX2.0LH4N/A
2017SubaruWRX STI2.5LH4N/A
2016SubaruCrosstrek2.0LH4N/A
2016SubaruForester2.5LH4N/A
2016SubaruForester2.0LH4N/A
2016SubaruImpreza2.0LH4N/A
2016SubaruLegacy3.6LH6N/A
2016SubaruLegacy2.5LH4N/A
2016SubaruOutback3.6LH6N/A
2016SubaruOutback2.5LH4N/A
2016SubaruWRX2.0LH4N/A
2016SubaruWRX STI2.5LH4N/A
2015SubaruForester2.5LH4N/A
2015SubaruForester2.0LH4N/A
2015SubaruImpreza2.0LH4N/A
2015SubaruLegacy3.6LH6N/A
2015SubaruLegacy2.5LH4N/A
2015SubaruOutback3.6LH6N/A
2015SubaruOutback2.5LH4N/A
2015SubaruWRX2.0LH4N/A
2015SubaruWRX STI2.5LH4N/A
2015SubaruXV Crosstrek2.0LH4N/A
2014SubaruForester2.5LH4N/A
2014SubaruForester2.0LH4N/A
2014SubaruImpreza2.5LH4N/A
2014SubaruImpreza2.0LH4N/A
2014SubaruLegacy3.6LH6N/A
2014SubaruLegacy2.5LH4N/A
2014SubaruOutback3.6LH6N/A
2014SubaruOutback2.5LH4N/A
2014SubaruTribeca3.6LH6N/A
2014SubaruWRX2.5LH4N/A
2014SubaruWRX STI2.5LH4N/A
2014SubaruXV Crosstrek2.0LH4N/A
2013SubaruForester2.5LH4N/A
2013SubaruImpreza2.5LH4N/A
2013SubaruImpreza2.0LH4N/A
2013SubaruLegacy3.6LH6N/A
2013SubaruLegacy2.5LH4N/A
2013SubaruOutback3.6LH6N/A
2013SubaruOutback2.5LH4N/A
2013SubaruTribeca3.6LH6N/A
2013SubaruWRX2.5LH4N/A
2013SubaruWRX STI2.5LH4N/A
2013SubaruXV Crosstrek2.0LH4N/A
2012SubaruForester2.5LH4N/A
2012SubaruImpreza2.5LH4N/A
2012SubaruImpreza2.0LH4N/A
2012SubaruLegacy3.6LH6N/A
2012SubaruLegacy2.5LH4N/A
2012SubaruOutback3.6LH6N/A
2012SubaruOutback2.5LH4N/A
2012SubaruTribeca3.6LH6N/A
2011SubaruForester2.5LH4N/A
2011SubaruImpreza2.5LH4N/A
2011SubaruLegacy3.6LH6N/A
2011SubaruLegacy2.5LH4N/A
2011SubaruOutback3.6LH6N/A
2011SubaruOutback2.5LH4N/A
2011SubaruTribeca3.6LH6N/A
2010SubaruForester2.5LH4N/A
2010SubaruImpreza2.5LH4N/A
2010SubaruLegacy3.6LH6N/A
2010SubaruLegacy2.5LH4N/A
2010SubaruLegacy2.5LH4N/AFrom 02/01/2009; To 08/01/2011
2010SubaruOutback3.6LH6N/A
2010SubaruOutback2.5LH4N/AFrom 02/01/2009; To 08/01/2011
2010SubaruTribeca3.6LH6N/A
2009SubaruForester2.5LH4N/A
2009SubaruImpreza2.5LH4N/A
2009SubaruLegacy3.0LH6N/A
2009SubaruLegacy2.5LH4N/A
2009SubaruOutback3.0LH6N/A
2009SubaruOutback2.5LH4N/A
2009SubaruOutback2.5LH4N/AFrom 02/01/2009; To 01/05/2010
2009SubaruTribeca3.6LH6N/A
2008SubaruImpreza2.5LH4N/AFrom 04/01/2007; To 01/05/2009
2008SubaruLegacy3.0LH6N/A
2008SubaruLegacy2.5LH4N/A
2008SubaruOutback3.0LH6N/A
2008SubaruOutback2.5LH4N/A
2008SubaruTribeca3.6LH6N/A
2007SubaruB9 Tribeca3.0LH6N/A
2007SubaruLegacy2.5LH4N/A
2007SubaruOutback3.0LH6N/ATo 04/01/2008
2007SubaruOutback2.5LH4N/A
2006SubaruB9 Tribeca3.0LH6N/AFrom 12/01/2005; To 04/01/2007
2006SubaruLegacy2.5LH4N/A
2006SubaruOutback3.0LH6N/AFrom 01/11/2005; To 01/03/2007
2006SubaruOutback2.5LH4N/A
2005SubaruLegacy2.5LH4N/A
2005SubaruOutback3.0LH6N/A
2005SubaruOutback2.5LH4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

16546AA09016546AA10A16546AA12016546AA12A16546AA1406914AF1280

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.