Fitment:> 2007-2019 silverado 1500 antenna> 2007-2019 silverado 2500 antenna> 2007-2019 silverado 2500 HD antenna> 2007-2019 silverado 3500 antenna> 2007-2019 silverado 3500 HD antenna> > 2007-2019 GMC Sierra 1500 antenna> 2007-2019 GMC Sierra 2500 HD antenna> 2007-2019 GMC Sierra 3500 HD antenna> 2007-2019 GMC Sierra Denali antenna> 2007-2019 GMC Savana 1500 antenna> 2007-2019 GMC Savana 2500 antenna> 2007-2019 GMC Savana 3500 antenna>/>