Longhorn Fab has come up with a genius replacement for the faulty and ugly Filter Indicator on your 1999-2007 Ford 7.3/6.0L Powerstroke, 2001-2019 GM 6.6L Duramax, and 2003-2009 Dodge 5.9/6.7L Cummins with their 201058-G Air Intake Filter Indicator Plug with Grommet. Use this aluminum plug with...