Description Replacement Pre-filter “Sock” for your AEM Intake Filter Made of a durable micro-screen material Protects your Dryflow air filter from water and mud Also blocks small dirt particles Adds very little air restriction AEM Dryflow Pre-Filters are manufactured from a durable micro-screen material and pre-treated with a proprietary hydrophobic process designed to prevent splashes of water or mud from saturating your Dryflow air filter. AEM Dryflow Pre-filters also stop small dirt particles; yet add little restriction.
