Reviewed By Scott T (Westfield, IN) Reviewed for a 2014 GMC Sierra —11/13/2014 8:21 AM
Impressed with this system. Little noise in v4 wouldn't call it drone though. Black tips look great on my black Sierra. Auto anything was great to work with. Just need a custom tune and will be even more happier with it. It's pricey but worth it to me anyway.