K&amp;N RC-4780 Universal Clamp-On Air Filter: Round Tapered; 4 in (102 mm) Flange ID; 9.5 in (241 mm) Height; 6.625 in (168 mm) Base; 5.25 in (133 mm) Top<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Designed to increase horsepower and acceleration</li><li>Hundreds of sizes and shapes for most applications</li><li>High air flow with excellent filtration</li><li>Clamp-on washable and reusable air filter</li><li>Pliable flanges absorb vibration and can be stretched up to 1/16 In. to fit in-between sizes</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51A0tAPOMkL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Qujlb8MYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41suDP9ftIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Ws7MhdvuL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/4111DrsbPxL.jpg" noproxy>