These popular push-in filter air breathers, with the raised Bowtie Emblem stamped prominently in the top, are offered in two styles: with the heat-shield hood and without. 3in diameter. Fits 1.22in holes Product Features:Push-In Style with Hood2.50-in. TallRaised Bowtie Logo Emblem On TopPush-In Style with Hood3-in. Diameter