WeatherTech - 44066-1-0 - 2007 - 2009 GMC Sierra Denali Black 1st & 2nd Row FloorLiner 2007 Chevrolet Silverado Black 1st and 2nd Row FloorLiner. Accurately/Completely Lines The Interior Carpet. High-Density Tri-Extended Material. Rigid Core Strength/Offers Surface Friction. Advanced Surfacing Minimizes Fluid Movement.