The WIX 11-13/16" x 9-5/16" x 2" Panel Air Filter (WA10909) is engineered to provide superior engine protection across a range of driving conditions, including stop-and-go traffic, dirt roads, construction sites, short trips, and interstate travel. This filter is recommended for Original Equipment (OE) air filter change intervals, ensuring optimal engine performance and longevity. Constructed with 30% more media than Original Equipment Supplier (OES) filters, it utilizes a phenolic resin-treated enhanced cellulose media that offers exceptional durability against moisture ingestion. The high-tear strength polyurethane seal, when applicable, withstands extreme hot and cold temperature conditions, further enhancing the filter's reliability. Laboratory tests conducted per ISO 5011 demonstrate a minimum efficiency of 99.5% in contaminant removal, based on WIX 42389. This high level of efficiency ensures that the engine receives clean air, reducing the risk of engine wear and maintaining optimal performance. The filter's dimensions are 11-13/16 inches in length, 9-5/16 inches in width, and 2 inches in height, making it suitable for a variety of vehicles. The media material is cellulose, and the filter is classified under duty type LD. The filter is not washable and does not include a gasket or seal. The WIX 11-13/16" x 9-5/16" x 2" Panel Air Filter is a reliable choice for maintaining engine health and performance.