{"product_id":"z-offroad-led-headlight-assembly-for-2003-2006-chevy-silverado-dot-approved-direct-fit-sealed","title":"Z-OFFROAD LED Headlight Assembly for 2003–2006 Chevy Silverado, DOT Approved Direct-Fit Sealed","description":"\u003cp\u003e\u003cstrong\u003eZ-OFFROAD DOT Approved LED Headlight Assembly is a direct-fit, all-in-one LED replacement that upgrades 2003–2006 Chevy Silverado and compatible GM trucks with brighter, sealed, DOT-compliant lighting.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you drive a 2003–2006 Chevy Silverado (including 1500, 2500, 3500 and HD models) or compatible Avalanche and Classic Silverados listed for the same years, these Z-OFFROAD headlights are engineered to replace OEM units without cutting or splicing. They combine multiple lighting functions in a single sealed housing, offering improved output, a defined beam cutoff, and weatherproof protection for long service life. Everything needed for installation ships in the box.\u003c\/p\u003e\n\n\u003ch3\u003eWill this headlight fit my Silverado or Avalanche?\u003c\/h3\u003e\n\u003cp\u003eYes — the assembly is built to match the factory mounting points and replace specific GM part numbers so it installs like the original. Confirm fitment by cross-referencing model years and OEM numbers before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 2003–2006 Chevrolet Silverado 1500, 2500, 3500 \u0026amp; HD\u003c\/li\u003e\n  \u003cli\u003eAlso fits 2007 Silverado Classic 1500\/2500\/3500 and 2003–2006 Chevrolet Avalanche 1500\/2500 (except factory body cladding models)\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM numbers such as 10396913, 10366038, 15199556, 15199557 and related GM part references\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow bright and which lighting functions are included?\u003c\/h3\u003e\n\u003cp\u003eThe Z-OFFROAD assembly integrates five practical lighting functions in one unit: high beam, low beam, turn signal, daytime running light (DRL) and side marker. The LEDs deliver a substantial increase in output over stock halogens while maintaining a focused beam to avoid blinding other drivers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh Beam: 168W total at about 10,000 lumens per set\u003c\/li\u003e\n  \u003cli\u003eLow Beam: 108W total at about 6,000 lumens per set\u003c\/li\u003e\n  \u003cli\u003eBuilt-in DRL, side marker and turn signal functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what’s in the box?\u003c\/h3\u003e\n\u003cp\u003eInstallation is plug-and-play with no headlight housing modifications or wiring cutting required. The kit includes harnessing and resistors to match vehicle signaling and eliminate hyper-flash or error codes in many applications — read the included manual before you begin.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: 2 LED headlights, 2 LED signal lights, 2 resistor panel boards\u003c\/li\u003e\n  \u003cli\u003eAlso includes black cotton harness tape and a USER MANUAL for step-by-step guidance\u003c\/li\u003e\n  \u003cli\u003eNo additional bulbs or harnesses typically required; do not use dielectric grease on contacts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and weather-resistant are these headlights?\u003c\/h3\u003e\n\u003cp\u003eZ-OFFROAD uses a compact, fully sealed housing with one-way breathing valves and strong adhesive seals to prevent moisture intrusion and fogging. Materials and LED chips are selected for extended life and to resist yellowing and impact.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIP67-grade protection against dust and water penetration\u003c\/li\u003e\n  \u003cli\u003eShatter-resistant polycarbonate lens with anti-yellowing treatment\u003c\/li\u003e\n  \u003cli\u003eRated lifespan around 50,000 hours under normal use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? These headlights are aimed at Silverado and compatible GM truck owners who want a direct replacement that improves nighttime visibility, modernizes the vehicle’s front-end look, and reduces future bulb replacement. It’s a good choice for DIY installers who prefer a plug-and-play upgrade with integrated DRL and signal functions, and for drivers who need a sealed, weather-resistant solution for frequent or long-term use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these headlights plug-and-play?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit includes everything for a direct-fit installation with no cutting or major wiring modifications required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these trigger dashboard errors or hyper-flash?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Many installs are free of errors; the kit includes resistor panels to prevent hyper-flash in most vehicles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Z-OFFROAD","offers":[{"title":"Default Title","offer_id":55161283182935,"sku":"B0C64W451C","price":410.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/z-offroad-front-assembly-chevy-silverado.jpg?v=1790323910","url":"https:\/\/britishgarage.co.uk\/products\/z-offroad-led-headlight-assembly-for-2003-2006-chevy-silverado-dot-approved-direct-fit-sealed","provider":"British Garage","version":"1.0","type":"link"}