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Subaru WRX STI Replacement Air Filters

Spectre high flowing OE replacement air filters for Subaru WRX STI are made to improve performance and help your Subaru WRX STI run better.

  • OE Replacement Air Filters for Subaru WRX STI
  • High Flowing Air Filter
  • Premium Urethane Frame
  • Steel Mesh Reinforced
  • Will Not Void New Car Warranty
  • Emissions Legal In All 50 States

The Spectre performance air filter outflows the typical paper air filter and is a direct replacement for the disposable stock air filter in your Subaru WRX STI.


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