{"product_id":"bicyaco-4x6-led-headlights-4-pack-dot-rectangular-replacement-h4-9003-6500k-high-low-ip67","title":"BICYACO 4x6 LED Headlights 4-Pack — DOT Rectangular Replacement H4\/9003, 6500K High\/Low, IP67","description":"\u003cp\u003e\u003cstrong\u003eThese BICYACO 4x6 inch DOT-approved LED headlights (4-pack) are a plug-and-play rectangular replacement set that delivers bright 6500K white light with high\/low beams and integrated anti-flicker circuitry for trucks and older vehicles using H4\/9003 connectors.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eUpgrading to modern LEDs improves night visibility, reduces power draw, and eliminates frequent bulb changes. The BICYACO kit includes four DOT-compliant 4x6 LED lamps, H4 (9003\/HB2) wiring harnesses, and installation instructions so you can replace sealed-beam or halogen rectangular headlights on compatible trucks, vans, SUVs, and classic cars.\u003c\/p\u003e\n\n\u003ch3\u003eWill these plug into my vehicle without extra adapters?\u003c\/h3\u003e\n\u003cp\u003eYes — these headlights are designed for straightforward swap-in installation. Each lamp includes an integrated anti-flicker circuit and the package contains H4 (9003\/HB2) wiring harnesses so most vehicles accept them as direct replacements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnector: H4 \/ 9003 \/ HB2 wiring harness included for plug-and-play fit\u003c\/li\u003e\n  \u003cli\u003eInstallation time: typically around 20 minutes per lamp\u003c\/li\u003e\n  \u003cli\u003eAnti-flicker board built into each headlight to prevent PWM or alternator flicker\u003c\/li\u003e\n  \u003cli\u003eBasic tools required; no additional control modules for most vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these LEDs perform in terms of brightness and beam control?\u003c\/h3\u003e\n\u003cp\u003eBICYACO 4x6 LEDs produce a crisp 6500K pure white output with distinct high and low beam patterns. The lamps are engineered to create a sharp cut-off so you get wide forward illumination without excessive glare for oncoming drivers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eColor temperature: 6500K pure white for improved contrast at night\u003c\/li\u003e\n  \u003cli\u003eBeam pattern: well-defined cut-off to reduce glare\u003c\/li\u003e\n  \u003cli\u003eHigh\/low beam functionality built in for versatile road use\u003c\/li\u003e\n  \u003cli\u003e60W per lamp power rating for strong forward light output\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these headlights durable and weatherproof for heavy-duty use?\u003c\/h3\u003e\n\u003cp\u003eThe housings are made from aluminum alloy with an optimized heat-dissipation design, and the assemblies carry an IP67 rating to resist water and dust. That combination supports reliable operation in rain, snow, and long-haul conditions while extending LED lifespan up to approximately 50,000 hours under normal use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHousing: aluminum alloy heat sink for efficient thermal management\u003c\/li\u003e\n  \u003cli\u003eIngress protection: IP67 waterproof rating for harsh environments\u003c\/li\u003e\n  \u003cli\u003eRated life: up to 50,000 operating hours\u003c\/li\u003e\n  \u003cli\u003eCold-weather tested to prevent failure from freezing conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? These BICYACO 4x6 LED headlights suit truck drivers, fleet owners, mechanics, and classic-car enthusiasts who want a reliable, DOT-compliant rectangular replacement that modernizes lighting performance. They’re especially appropriate for owners of Peterbilt, Kenworth, Freightliner models and many older GM, Ford, and other vehicles that use 4x6 sealed-beam headlights and an H4\/9003 interface. If you need plug-and-play installation, improved nighttime clarity, and robust weather resistance without complex wiring upgrades, this 4-pack is a practical choice.\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: Do these headlights require a resistor or decoder to prevent flicker?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No extra resistor is usually needed; the headlights include built-in anti-flicker circuitry compatible with most H4 systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these lights street legal in the U.S. and Canada?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the lamps are DOT-approved for use in the United States and Canada when installed as directed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BICYACO","offers":[{"title":"Default Title","offer_id":67584919503033,"sku":"B079L55PX7","price":277.84,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/bicyaco-front-packaging-4-pack.jpg?v=1790459154","url":"https:\/\/redleafauto.ca\/products\/bicyaco-4x6-led-headlights-4-pack-dot-rectangular-replacement-h4-9003-6500k-high-low-ip67","provider":"Redleaf Auto","version":"1.0","type":"link"}