AF Dynamic Stainless Steel light-weight Heat shield, designed to increase cold airflow into the intake with lower intake temperature. \n \nWhat's the AF Dynamic Heat Shield different than other? \n \n• The steel heat shield comes with a heat shield mat material reduce the intake temperatures \n• Comes with a rubber trim around the heat shield \n• Made of high quialty T304-stainless steel \n• EASY installation by securing to the filter's existing hose clip \n• Universal-fit to most round-based after marker performance air filters \n• Fits on 3.5", 4" or 6.5" Regular cone air filter \n• Reduce the intake temperatures, lower temperatures increase overall horsepower \n**AIR FILTER NOT INCLUDED**