12mm blue car oil cold air intake crank case vent cover breather filter cleaner<br /><br />100%  &amp;amp; high quality!!!<br /><br />specification:<br />material: metal， filter paper， rubber<br />color: blue<br />size:<br />top diameter: 50mm<br />height: 58mm<br />connector inner diameter: 12mm<br /><br />feature:<br />-air induction effciency is improved drastically by curt. <br />-high flow air filter can reduce the resistance of the engine air intake， and improve per unit time air intake and volumetric efficiency when engine running.<br />-easy and simple installation.<br /><br />fitment:<br />universal fits for vehicles with 12mm air intakes<br /><br />note: please make sure the air filter that fits your car before purchase!<br /><br />package content: 1 x 12mm air filter