I'm planning on installing a set of train horns on my 2015 Tahoe and wondering if anyone has made this upgrade yet and/or has advice on what to fit and how to fit it.
I helped a friend of mine install some on a 2012 Sierra Denali and it was a pretty big PITA.
I helped a friend of mine install some on a 2012 Sierra Denali and it was a pretty big PITA.