Moroso 68847 Moroso GM LS Valve Cover Breather Kit - OEM - Double Tab Oil Fill Hole - Black FinishMoroso 68847 Moroso GM LS Valve Cover Breather Kit OEM Double Tab Oil Fill Hole Black Finish Breather Kit with Black Finish, O. E. M. GM LS Double Tab Valve Covers Provides an easy way of adding a breather to GM LS O. E. M. valve cover with an oil fill bung Remove oil fill bung on valve cover, screw in breather kit and tighten down with built in hex Kit features a baffled billet aluminum screw in adapter with a 1" breather with a black finish