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The AEM DryFlow drop-in air filter for 2017–2018 Subaru Impreza L4-2.0L uses advanced synthetic Dryflow media for high airflow, strong particle filtration and long-term, oil-free use. The washable, oil-free construction makes cleaning simple and maintenance-friendly while preserving consistent airflow for daily driving and higher-demand use. It is offered as a direct drop-in replacement for the factory airbox and will not void vehicle warranty per manufacturer notes.
AEM 17-18 Subaru Impreza L4-2.0L F/I DryFlow Air Filter
