AEM 21-201DK Universal DryFlow Clamp-On Air Filter: Round Tapered; 2.5 in (64 mm) Flange ID; 5.125 in (130 mm) Height; 6 in (152 mm) Base; 5.125 in (130 mm) Top<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Excellent filtration with great air flow</li><li>Does not require oil</li><li>Easy to clean</li><li>Synthetic filter media</li></ul></div><img src="http://ecx.images-amazon.com/images/I/5182XH0hrOL.jpg" noproxy>