Replacement Parts

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Tell Us More About Your Subaru Impreza. View all models

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Fuel economy was definitely a factor when you purchased your Subaru Impreza, and that same element comes into play when it's time to replace your air filter. AutoZone carries quality aftermarket Impreza air filters that provide better airflow for improved efficiency, so upgrade and choose from our unbeatable selection today.

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  • Part Number: SA4309
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  • Part Number: SA4309
  • Application: With Federal emission
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  • Part Number: SA4309
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  • Part Number: SA4309
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  • Part Number: SA4309
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  • Part Number: SA4309
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  • Part Number: SA4309
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  • Part Number: SA9997
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  • Part Number: SA9997
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  • Part Number: SA4309
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  • Part Number: SA9997
  • Application: 2.5i Limited, 2.5i Premium and Outback Sport Model
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  • Part Number: SA4309
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When your air filter is clogged, it hinders your Impreza's performance. Don't bother with a restrictive OEM filter, though, when it's time for a replacement. This is your chance to make the upgrade to an air filter replacement for Subaru Impreza from AutoZone that lasts as long as your car does. Keep clean air flowing through your engine so it breathes easier with this simple upgrade, which also results in boosted horsepower and fuel economy. Install a Subaru Impreza air filter from AutoZone right away and enjoy Same Day Store Pick Up or delivery for your online order. When you visit any one of our stores, our friendly employees are available to answer your automotive questions.

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