{"product_id":"4x6-led-headlights-dot-approved-hi-lo-sealed-beam-with-drl-bright","title":"4x6 Led Headlights Dot Approved Hi\/Lo Sealed Beam with DRL - Bright","description":"\u003cp\u003eIn this review the reviewer looks closely at a 4x6 led sealed beam headlight assembly aimed at drivers who want a bright, legal replacement for aging sealed beam units. The bottom line is simple: this kit is for owners of vehicles with a 4x6 in headlight opening who want markedly improved night visibility and a plug-and-play swap. The most compelling reason to buy is the raw light output and sealed beam convenience - 4500lm on high and 3000lm on low delivers a noticeable improvement over traditional halogen sealed beams while keeping DOT approval and an integrated daytime running light and amber turn signal halo.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh brightness:\u003c\/strong\u003e 4500lm on high and 3000lm on low provide a much brighter beam pattern for safer night driving and improved road visibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealed beam design:\u003c\/strong\u003e the unit replaces existing 4x6 in sealed beams directly, making the upgrade straightforward without complex aim adjustments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e aluminum housing and fully sealed lens reduce condensation risks and extend useful life under normal conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated DRL and turn signal:\u003c\/strong\u003e white halo for daytime running light and yellow halo for turn signal offer added visibility and a modern look while remaining legal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling and longevity:\u003c\/strong\u003e an advanced cooling system is claimed to extend lifespan up to 50,000 hrs, helping the assembly last far longer than many bulb swaps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play harness:\u003c\/strong\u003e the package includes four H4 9003 HB2 harnesses for easier installation in most compatible vehicles.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis assembly is best for owners of classic cars, trucks and modern vehicles that still use the 4x6 in sealed beam opening, including many Chevy and Ford models and a range of medium duty trucks. If you want stronger nighttime illumination and a tidy install that keeps the sealed beam footprint, this is a practical upgrade.\u003c\/p\u003e\u003cp\u003eDrivers who need a custom beam pattern for motorsport or who require a specific OEM connector not listed may need to check fit beforehand; some customers reported mixed experiences with wiring compatibility, so those uncomfortable with minor wiring swaps should confirm their vehicle harness matches the included H4 plug.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSignificantly brighter than standard halogen sealed beams, improving night visibility.\u003c\/li\u003e\n\u003cli\u003eWell-sealed aluminum housing reduces moisture issues and looks finished.\u003c\/li\u003e\n\u003cli\u003eIncludes DRL and amber turn signal halo for added daytime visibility and modern appearance.\u003c\/li\u003e\n\u003cli\u003ePlug-and-play harnesses included for most installs, simplifying replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome buyers reported plug or wiring compatibility issues and one noted a wiring failure after months, so check connections carefully.\u003c\/li\u003e\n\u003cli\u003eLenses can fog if breather valve cap is not used correctly, which requires manual vent access to clear.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e4x6 in sealed beam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight output\u003c\/td\u003e\n\u003ctd\u003e4500lm high \/ 3000lm low\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing material\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDRL and turn signal\u003c\/td\u003e\n\u003ctd\u003eWhite halo DRL \/ Yellow halo turn signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eH4 (9003 HB2) plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated lifespan\u003c\/td\u003e\n\u003ctd\u003eUp to 50,000 hrs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e4 headlights + 4 H4 harnesses, 2 year warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThis 4x6 led sealed beam assembly is a solid value for anyone who needs a direct sealed beam replacement with much brighter output and integrated DRL\/turn signal halos. It is especially good for classic truck and car owners who want a modern, long-lasting upgrade without changing mounting or optics, though buyers should verify harness compatibility and inspect wiring after installation.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill these fit my 4x6 headlight opening?\u003c\/strong\u003e\u003cbr\u003eYes; they are designed for standard 4x6 in sealed beam installation holes and fit most compatible vehicles.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre they legal to drive on public roads?\u003c\/strong\u003e\u003cbr\u003eThey are DOT approved, so they are legal for road use when installed correctly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat if moisture forms inside the lens?\u003c\/strong\u003e\u003cbr\u003eThe lens is sealed and the housing has a breather valve; open the breather valve cap at the back to clear fogging if it occurs.\u003c\/p\u003e","brand":"MAYELLO","offers":[{"title":"Default Title","offer_id":48231866368219,"sku":"B0BLML5BNB","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81xaUl1So7L._AC_SL1500.jpg?v=1770827156","url":"https:\/\/gearmusthave.com\/products\/4x6-led-headlights-dot-approved-hi-lo-sealed-beam-with-drl-bright","provider":"GearMustHave","version":"1.0","type":"link"}