{"product_id":"sealight-h4-9003-led-headlight-bulbs-2-pack-6500k-canbus-ready-70-000lm-bright-80-000hr-life","title":"SEALIGHT H4\/9003 LED Headlight Bulbs 2-Pack 6500K Canbus Ready, 70,000LM Bright, 80,000hr Life","description":"\u003cp\u003e\u003cstrong\u003eThe SEALIGHT H4\/9003 LED bulb is a two-bulb kit that upgrades halogen headlights to a 6500K white, high-output LED with Canbus compatibility and a long-lasting cooling design.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese SEALIGHT H4\/9003 S3 bulbs are engineered to replace H4\/9003 halogen lamps with a dramatically brighter, whiter beam while fitting most factory housings. They combine a compact, 1:1 bulb footprint with 24 high-power 7535 lamp beads, an integrated decoding circuit for 99% error-free installation, and an active cooling system that helps the LEDs reach an advertised 80,000-hour lifespan.\u003c\/p\u003e\n\n\u003ch3\u003eHow much brighter are these than stock halogens?\u003c\/h3\u003e\n\u003cp\u003eYou can expect a substantial increase in visible output and road coverage compared with typical halogen bulbs. SEALIGHT claims a 1200% brightness upgrade using 24 high-power chips, delivering improved illumination width and throw for night driving.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated output: up to 70,000 LM combined (per pair specification).\u003c\/li\u003e\n  \u003cli\u003eColor temperature: 6500K crisp white for clearer contrast.\u003c\/li\u003e\n  \u003cli\u003ePrecise beam: 0.04-inch ultra-thin chips form a sharp cut-off line to reduce glare.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these bulbs work with my vehicle’s electronics?\u003c\/h3\u003e\n\u003cp\u003eThe bulbs include an integrated decoding system designed to prevent flicker and dashboard errors on most vehicles. SEALIGHT also provides a free matching decoder for models with compatibility issues after purchase, ensuring a cleaner installation experience.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuilt-in 99% decoding to minimize error codes and flicker.\u003c\/li\u003e\n  \u003cli\u003eNon-polarized design fits factory sockets without rewiring.\u003c\/li\u003e\n  \u003cli\u003eSupport: free decoder option via after-sales for incompatible systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is heat handled and what’s the expected lifespan?\u003c\/h3\u003e\n\u003cp\u003eHeat management combines a full-aluminum shell with a built-in high-speed cooling fan spinning at up to 25,000 RPM to dissipate warmth quickly. That thermal design, paired with quality components, is intended to lead to an extended operational life—SEALIGHT rates these bulbs up to 80,000 hours.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum heat-dissipation housing for passive cooling.\u003c\/li\u003e\n  \u003cli\u003e25,000 RPM active fan to accelerate heat removal.\u003c\/li\u003e\n  \u003cli\u003eRated lifespan: up to 80,000 hours under typical conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and what should I expect during setup?\u003c\/h3\u003e\n\u003cp\u003eSEALIGHT engineered the H4\/9003 bulbs for fast, tool-free replacement of like-for-like halogen lamps. Their 1:1 size and non-polarized wiring lets most users swap bulbs in about three minutes per side without modifying the headlamp housing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1:1 original bulb size for direct fit in most housings.\u003c\/li\u003e\n  \u003cli\u003eNon-polarized plug-and-play wiring reduces installation errors.\u003c\/li\u003e\n  \u003cli\u003eEstimated installation time: roughly 3 minutes per bulb in accessible housings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers who want a clear, white LED upgrade from halogen bulbs without extensive modification—especially those seeking a strong balance of brightness, beam control, and long-term reliability. It’s suitable for passenger cars and SUVs that accept H4\/9003 bulbs and for owners who value quick installation and Canbus-friendly electronics. If your vehicle shows an error after fitting, SEALIGHT’s support can supply a decoder to help achieve flawless operation.\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 H4\/9003 bulbs plug-and-play?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They use a 1:1 size and non-polarized wiring for most factory sockets, allowing tool-free installation in about three minutes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these bulbs cause dashboard errors on modern cars?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They include 99% decoding to prevent errors; if an ECU still flags them, SEALIGHT offers a free matching decoder for compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SEALIGHT","offers":[{"title":"Default Title","offer_id":48083424542878,"sku":"B0FG2RGLKR","price":64.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/sealight-h4-9003-front-view-packaging.jpg?v=1785833025","url":"https:\/\/northtrailauto.ca\/products\/sealight-h4-9003-led-headlight-bulbs-2-pack-6500k-canbus-ready-70-000lm-bright-80-000hr-life","provider":"North Trail Auto","version":"1.0","type":"link"}