Upgrade your GMC Sierra Yukon's headlights with this 4-piece set from DWVO. The set includes 2 bulbs, each with a wattage of 4 W, and is designed for easy installation with screws. The headlight assembly features a clear lens with amber accents and a sleek black housing for a polished finish. This DOT-certified factory headlight set is compatible with GM250318, 1221-0060R, 1221-0060L, 114-00956AL, and GM2502188 interchange part numbers, as well as OE/OEM part numbers 15850351 and 15850350. The lighting technology used in these headlights is halogen, and they have a voltage of 12 V. They are not a universal fitment and are designed for left, front, and right placement on your vehicle. Exact item set is shown. For OEM incandescent headlights. New without original packaging. Compatibility: the headlight assemblies are compatible with 99 -06 GMC SIERRA 1500/2500; 2001-2006 GMC SIERRA 1500HD/2500HD/3500; 2007 GMC SIERRA 1500/1500HD/2500HD/3500 CLASSIC; 2000-2006 GMC YUKON; 00-06 GMC YUKON XL 1500/2500; not fit Denali Model; high beam bulb type: HB3/9005; low beam bulb type:HB4/9006; bulbs are not included. Made in China. No returns on installed items or partial sets. Please review our business policies in our store for information regarding returns, shipping and warranties.