{"product_id":"pit66-led-drl-bar-headlight-assembly-for-1999-2007-gmc-sierra-direct","title":"PIT66 LED DRL BAR Headlight Assembly for 1999-2007 GMC Sierra - Direct","description":"\u003cp\u003eIn this review the PIT66 LED DRL BAR Headlight Assembly is evaluated for owners of late 1990s and 2000s GMC trucks who need a full replacement headlight set. The bottom line: it is a straightforward direct replacement that improves night visibility through a micro-prism reflector and chrome interior, and it includes both left and right housings for a complete swap; professional installation is recommended. For those running Denali trims or nonclassic 2007 models this unit is not compatible.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Covers a wide range of GMC models including 1999-2007 Sierra 1500 and 2001-2007 Sierra 2500 HD, so owners of those trucks can replace both sides at once.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReflectivity:\u003c\/strong\u003e The micro-prism reflector and chrome finish boost light reflectivity to help oncoming drivers notice the vehicle at night.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSealed Housing:\u003c\/strong\u003e A fully sealed heavy-duty plastic housing offers impact and weather resistance to extend service life in road conditions.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMoisture Management:\u003c\/strong\u003e One-way venting helps dissipate accumulated moisture to reduce fogging and prolong headlight life.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDirect Replacement Fit:\u003c\/strong\u003e Designed as a direct swap with no extra gaps when installed properly, and it ships as a complete left and right set for convenience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis assembly is best for GMC Sierra and Yukon owners from the covered year ranges who need a full headlight housing replacement and value a sealed, OEM-style unit with improved reflectivity. It is particularly useful for drivers who want both sides replaced together and prefer housings designed to match factory mounting points.\u003c\/p\u003e\n\u003cp\u003eIt is not suitable for owners of Denali trims or 2007 non-classic models, and buyers expecting included bulbs should note that bulbs are not provided. Anyone uncomfortable with vehicle electrical or alignment work should plan a professional installation.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eComplete left and right headlight housings make it easy to replace both sides at once.\u003c\/li\u003e\n \u003cli\u003eImproved reflectivity from the micro-prism reflector and chrome interior increases night visibility.\u003c\/li\u003e\n \u003cli\u003eDurable, fully sealed plastic housing resists weather and minor impacts.\u003c\/li\u003e\n \u003cli\u003eOne-way venting helps manage moisture and reduce internal fogging over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eBulbs are not included, so additional purchase and matching are required for installation.\u003c\/li\u003e\n \u003cli\u003eCustomer feedback on fit and brightness is mixed, so fitment should be confirmed before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePIT66\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCompatibility Years\u003c\/td\u003e\n\u003ctd\u003e1999-2007 (specific models listed)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCompatible Models\u003c\/td\u003e\n\u003ctd\u003eSierra 1500\/1500 HD\/2500\/2500 HD\/3500, Yukon, Yukon XL\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOEM Part Numbers\u003c\/td\u003e\n\u003ctd\u003e15166756, 15166757, 125104011, 125103011\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003eFully sealed heavy-duty plastic with chrome interior\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eVent Design\u003c\/td\u003e\n\u003ctd\u003eOne-way vent to dissipate moisture\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003eDriver (left) and Passenger (right) headlight housings; bulbs not included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe PIT66 LED DRL BAR Headlight Assembly is a sensible, value-oriented direct replacement for compatible GMC Sierra and Yukon models that improves reflectivity and resists moisture with a sealed housing. It offers good durability and a complete left\/right set, making it a practical choice for owners needing a replacement housing, though buyers should budget for bulbs and consider professional installation to ensure proper fit and alignment.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre bulbs included?\u003c\/strong\u003e\u003cbr\u003eNo, bulbs are not included; you will need to purchase compatible bulbs separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit Denali trims?\u003c\/strong\u003e\u003cbr\u003eNo, this assembly is not compatible with Denali trims.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it prevent fogging?\u003c\/strong\u003e\u003cbr\u003eThe one-way vent design helps dissipate moisture and reduce fogging, but proper installation and sealing are important for best results.\u003c\/p\u003e","brand":"PIT66","offers":[{"title":"Default Title","offer_id":48260495573211,"sku":"B0B8MTYY3N","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61udsLukNWL._AC.jpg?v=1778302015","url":"https:\/\/gearmusthave.com\/products\/pit66-led-drl-bar-headlight-assembly-for-1999-2007-gmc-sierra-direct","provider":"GearMustHave","version":"1.0","type":"link"}