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Looking to increase your inlet air flow in your Duramax but want to keep a factory look? Thankfully, AFE is here for you! Replace your stock restrictive air filter with this high flow OE style Pro Guard 7 replacement filter from AFE. This filter features seven layers of progressively finer mesh to provide maximum airflow and protection. Increase inlet air flow by up to 20% with this drop in filter. Washable and reusable for multiple cleaning cycles, the tall open evenly space pleats provide excellent dust holding capacity for longer service cycle between cleanings.
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