Feature: Using good performance filter media to captures various debris. The air entering the engine cylinder is finely filtered to prevent dust and debris, ensuring a sufficient amount of clean air. Air Filter was designed to clean up exhaust so that the engine is less likely clogged by dirt. With a cleaner output, the engine is able to function that leading to a smoother and better horsepower. Engine air filter built with good capacity media while providing smooth airflow, non-restricting airflow, to ensure optimal engine performance which improves vehicle miles per gallon. Direct replacement can be completed in 5 minutes without tools and modifications. replace engine air filter ensuring it is sealed around the perimeter, replace cover and fasten. OE Number:AR3Z9601BFitment: for Ford for Mustang Base,Boss 302,GT 3.7L V6-Gas,5.0L V8-Gas 2012,2013 for Ford for Mustang Base,GT 3.7L V6-Gas,5.0L V8-Gas 2011,2014 for Ford for Mustang GT 4.6L V8-Gas 2010 Package includes:1 PcsEngine Air FilterNote:This is non-OEM product, accessory ONLY!Please check the compatible models and corresponding notes below the product description before purchasing.