Perrin PSP-INT-100 Panel Filter (WRX/STi 01-07)

DonÆt let a flimsy paper filter get between you and true performance.The PERRIN PerformanceÖ dual stage, ôOpen Cellö foam, drop-in Panel Filter is the answer. A stealthy approach to higher air flow. Increases in horsepower are a simple easy install away! Quick cleans are simple with our aerosol cleaner and spray oil. After all, more air equals more power!

Open Cell Foam Element

PERRIN foam filters are made of reticulated polyurethane foam which offers a minimal amount of air. The filter element is sprayed with a special oil that adheres to the foam making the poly matrix sticky and retain dirt. Foam filters do not block dirt, they grab it! All while making minimal drops in air flow as they grab dirt! What does this mean to you? More dirt collected, more air flow and no clogs!

Clean and Protect

Remove months of oil and grime by simply spraying on this easy to use cleaner. Just let it sit on the filter element for a few moments and simply rinse away the cleaner and dirt. Once your filter is dry, just spray on a fresh coat of oil and you are ready to go.

Filter Tech

PERRIN Performance intake filter elements use open cell foam to capture dust and dirt. Washable and reusable, PERRIN foam filter elements can last the life of your vehicle. Foam filter elements offer superior performance with minimal airflow restriction and amazing dust holding capacity.