These are replacement filters for our ETS 2008-2014 Subaru STI Intake Kit. These K&N filters are designed specifically for our intake kits! (SP-3606)
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QUESTIONS & ANSWERS
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Do you have one for a rotated kit speed density 4 inch in size for 08-14 sti
Yes, we need to update the title. This is the same filter for the Subaru Turbo Kits.
https://www.extremeturbosystems.com/collections/air-filters/products/ets-evolution-89-4-turbo-kit-intake-air-filter
