Elevate your vehicle's performance with a premium K&N air filter designed for the 2019 Subaru WRX STI. Crafted as a drop-in replacement, this filter utilizes a layered, oiled cotton media to boost airflow, enhance horsepower, and improve acceleration. Whether you’re looking for a dependable Subaru WRX STI 2.5L air filter or a top-tier replacement air filter for the WRX STI, this high-flow option delivers long-lasting performance backed by K&N's 10-Year/Million Mile Limited Warranty.

Product Details

• Enhanced Engine Performance: Increases horsepower and acceleration for a more responsive drive.
• Engineered Design: High-flow filtration featuring layered, oiled cotton media for optimum air passage.
• Warranty & Durability: Comes with K&N's industry-leading 10-Year/Million Mile warranty.
• Eco-Friendly Choice: Washable and reusable design that saves money and reduces waste.

Installation & Maintenance

This filter is designed for quick installation into your factory air box, ensuring hassle-free maintenance and cleaning for consistent performance.

This part is specifically engineered for select 2019–2021 Subaru WRX STI models.

This Part Fits:

Enjoy superior performance enhancements and fast shipping when you order. For more innovative air filtration solutions, visit our Filters Collection.