FITMENT: Compatible with 2001 GMC Sierra C3 / 02-06 Sierra 1500 Denali / 2007 Sierra 1500 Denali Classic / 01-06 Yukon Denali, Yukon XL 1500 Denali PACKAGE INCLUDES: Comes with a Complete Set of Headlights & Pair of Turn Signal Running Lights (Driver and Passenger Side); Great for Show Use or to Replace Old and Worn Headlights BULB MODEL: Uses 9005 High / 9006 Low Beam (Bulbs Not Included); Beam Type: Reflector / Lamp Type: Halogen QUALITY CONSTRUCTION: Made of High-Quality ABS Plastic Housing and Polycarbonate Lens for Exceptional Impact Resistance and Long-Lasting Durability PLUG-N-PLAY OPERATION: Direct Bolt-On OE Fitment or Replacement for the Stock Unit; Requires no Modification or Drilling