The UltraFLOW air filter by Pentius has been designed to provide your engine with the clean air that is required for maximum efficiency and power output. By design, the best airflow possible is provided as impurities are removed from the intake air. Because the UltraFLOW air filter was designed with these factors in mind, this will help your car achieve more miles from every tank of gas. Pentius filters provide unbeatable performance when it comes to today's automotive filtering requirements. Currently offering UltraFLOW air filters for a wide range of U.S. and import vehicles. The UltraFLOW air filter is a direct replacement for the stock air filter, while meeting or exceeding original equipment (OEM) specifications and are manufactured in strict accordance with the ISO9001 Quality Management System.