AEM 21-2259DK Universal Dry Flow Clamp On Air Filter: Oval Tapered; 4 inch (102mm) Flange ID; 9 inch (29mm) Height; 10.5 inch (267mmX203mm) Base; 9.5 inch x 6.75 inches (241mmx171mm) TopDesigned to improve horsepower and throttle response, AEM air filters are cleanable and extend the life of your vehicle. Captures up to 99% of harmful pollutants. Excellent performance even in dusty racing environments. Made in the USA. Manufacturer: AEM Brand: AEM Model Name: AEM Air Filter; 4" X 9" Dsl Oval Dry >Product model number: 21 2259DK Discontinued by manufacturer: No Original product number: 21 2259DK Color: Red Product weight: 0. 28 g