The Roadworks 15 Inch Diameter Vortox Punched Breather Screens are a practical and reliable solution for your Peterbilt truck. Made from stainless steel, these screens are designed to fit most Peterbilt makes and models. With factory height and the option for a 2" shorter version, these screens can be customized to your specific needs. The many punch options available allow for optimal airflow while keeping out debris. Sold by pair, these breather screens are a durable and efficient choice for maintaining the performance of your truck. Please call for more details on Vortox dropped screens and center mount bolt modifications.