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    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092
    • AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092

    AEM DryFlow Replacement Air Filter, 2019-2021 Subaru WRX STI | 28-50092

    Vendor: AEM Induction
    Part Number: 28-50092
    Regular Price $62.99

    In Stock

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    AEM's DryFlow replacement air filter uses advanced synthetic filtration media that balances high airflow, strong particle filtration, and long-term durability. Built from oil-free filter material, it installs directly into the factory air box location for easy cleaning and consistent performance.

    Specifications:

    • Filter Media: Oil-free synthetic DryFlow material
    • Fit: Direct OE-replacement, factory air box location
    • Maintenance: Washable and reusable
    • Warranty: AEM Limited Lifetime Warranty
    • Installation: Will not void vehicle's factory warranty
    • Part Number: 28-50092

    Vehicle Applications

    • 2019 Subaru WRX STI Base
    • 2020 Subaru WRX STI Base
    • 2021 Subaru WRX STI Base
    • 2019 Subaru WRX STI Limited
    • 2020 Subaru WRX STI Limited
    • 2021 Subaru WRX STI Limited
    • 2019 Subaru WRX STI S209

    FAQ

    Is the AEM 28-50092 a direct-fit replacement filter?

    Yes, it installs in the factory air box location on 2019-2021 Subaru WRX STI models with no modification required.

    Is the AEM DryFlow filter washable and reusable?

    Yes, it uses oil-free synthetic DryFlow media designed for washing and reuse rather than one-time disposal.

    Will installing this filter void the factory warranty?

    No. AEM states this filter will not void the vehicle's factory warranty, and it is backed by AEM's Limited Lifetime Warranty.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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