2022+ Honda Civic Si Magnum FLOW Pro 5R Air Filter by aFe PowerWith up to a 6% increase in flow over stock, this Pro 5R air filter features factory-oiled media for maximum performance. Its progressive bump seal design and polyurethane frame make it extreme
With up to a 6% increase in flow over stock, this Pro 5R air filter features factory-oiled media for maximum performance. Its progressive bump seal design and polyurethane frame make it extremely durable and simple to install.
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