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. Most items have 30-day returns along with fast shipping in 1 business day (see details). Message us anytime. Buy from a trusted 16+ year seller!