WeatherTech 07-13 GMC Sierra UnderLiner - Black Communication | Loud Hailers the preamp outputs will come

the preamp outputs will come in handy when you add marine amps and subs to your system

USB socket charger

We've re-engineered the inside and outside of our bilge pumps

and a spring-loaded cradle for supporting most phones

Chart Orientation

WeatherTech 07-13 GMC Sierra UnderLiner - Black Communication | Loud Hailers the preamp outputs will comeSo you just purchased your shiny new pickup truck and you intend to do some seriously heavy duty hauling. You passed on purchasing the WeatherTech(R) TechLiner(R) because you really have your mind set on a drop in bed liner for the full protection you feel you need, but wait! Did you consider protecting the bed of your truck from the ravages of the rigid bed liner rubbing against the painted surface? Introducing UnderLiner(R) digitally designed to