K&amp;N RF-1040 Universal Clamp-On Air Filter: Oval Straight; 4 in (102 mm) Flange ID; 7.5 in (191 mm) Height; 9 in x 5.75 in (229 mm x 146 mm) Base; 7 in x 4.5 in (178 mm x 114 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/51ItTlTWaTL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/416T9mmjYXL.jpg" noproxy>