AMP Research 1999-2006 Chevy/GMC Silverado/Sierra Extended/Crew PowerStep - Black

1999-2005 Chevrolet Silverado 1500 Base Extended Cab Pickup; 2004-2006 Chevrolet Silverado 1500 Hybrid Extended Cab Pickup; 2004-2006 Chevrolet Silverado 1500 LS Crew Cab Pickup; 1999-2006 Chevrolet Silverado 1500 LS Extended Cab Pickup; 2004-2006 Chevrolet Silverado 1500 LT Crew Cab Pickup; 1999-2006 Chevrolet Silverado 1500 LT Extended Cab Pickup; 2003-2006 Chevrolet Silverado 1500 SS Extended Cab Pickup; 2003-2004 Chevrolet Silverado 1500 WT Extended Cab Pickup; 2006 Chevrolet Silverado 1500 WT Extended Cab Pickup; 2004 Chevrolet Silverado 1500 Z71 Crew Cab Pickup; 2004 Chevrolet Silverado 1500 Z71 Extended Cab Pickup; 2007 Chevrolet Silverado 1500 Classic Hybrid Extended Cab Pickup; 2007 Chevrolet Silverado 1500 Classic LS Crew Cab Pickup; 2007 Chevrolet Silverado 1500 Classic LS Extended Cab Pickup; 2007 Chevrolet Silverado 1500 Classic LT Crew Cab Pickup; 2007 Chevrolet Silverado 1500 Classic LT Extended Cab Pickup; 2007 Chevrolet Silverado 1500 Classic SS Extended Cab Pickup; 20