1999-2006 GMC Sierra / 2000-06 GMC Yukon Signal Headlamp Headlight Assembly. Direct Bolt-on Replacement, No Need Modification or Drilling.material:Oem grade plastic housing, material:Polycarbonate lens, housing color:Chrome, lens color:Clear, reflector:Amber, bulb type:Halogen, high beam bulb type:9005/HB3 Bulbs(Bulbs Not Included), low beam bulb type:9006/HB4 Bulbs(Bulbs Not Included), signal light bulbs:3157a bulbs(bulbs not included), oem part number:15850351, 15199560, 15850352, 15199561, warranty:1 Year