How to install a GMC 1500+ Headache Rack HR2000

Product Number HR2000 2007-2018 GMC 1500+

Product: Headache Rack HR2000

Make/Model: GMC 1500, 2500, 3500

Year: 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2018