{"product_id":"oem-66340-osram-d3s-xenon-hid-headlight-bulb-oem-4300k-brightness","title":"OEM 66340 OSRAM D3S Xenon HID Headlight Bulb - OEM 4300K Brightness","description":"\u003cp\u003eOur review of the OEM 66340 OSRAM D3S Xenon HID Headlight Bulb finds it best for drivers seeking a direct factory replacement with a true OEM color temperature and reliable long-term performance. The single biggest reason to buy is the exact OEM specification: a 4300K color that closely matches original equipment light output and color, providing a natural daylight appearance and improved on-road visibility without color mismatch. This review focuses on fit, light quality, and real-world use rather than marketing claims.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact OEM fit:\u003c\/strong\u003e The D3S 66340 is an original equipment part designed to replace the factory bulb without modification, ensuring proper fit and light aiming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4300K color:\u003c\/strong\u003e The near-daylight 4300K color temperature reduces eye fatigue and produces a neutral white beam that matches many factory housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35W power:\u003c\/strong\u003e Rated 35W at 42V, the bulb delivers the expected intensity for Xenon HID systems while remaining within OEM electrical parameters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in Germany:\u003c\/strong\u003e The Xenarc original construction and German manufacturing provide durable components and consistent light output over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDOT compliant and mercury free:\u003c\/strong\u003e Meets OEM regulatory expectations for road use and reduces environmental concern compared with older mercury-containing designs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack of 1:\u003c\/strong\u003e Sold as a single replacement bulb, useful for staged replacements when only one headlamp needs swapping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis bulb is ideal for drivers whose vehicle originally shipped with a D3S lamp and who want a like-for-like replacement with a \u003cstrong\u003e4300K\u003c\/strong\u003e color match and OEM performance. It suits owners of European and other vehicles that require exact Xenarc OEM parts and who prefer parts made in Germany with a manufacturer guarantee.\u003c\/p\u003e\n\u003cp\u003eIt is not for drivers with D1S or D8S systems, as the package notes the D3S is not interchangeable with those types. Also, anyone looking for dual-pack convenience or aftermarket high-output conversions should look elsewhere; this product is a single OEM-spec replacement rather than a modified high-output accessory.\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\u003eAccurate OEM color match and brightness that customers report as matching factory output and improving night visibility.\u003c\/li\u003e\n\u003cli\u003eConsistent build quality and reliability from the Xenarc original line with a manufacturer guarantee for added confidence.\u003c\/li\u003e\n\u003cli\u003eDOT compliance and mercury-free construction for legal road use and lower environmental impact.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSold as a single bulb, so replacing both sides requires purchasing two units.\u003c\/li\u003e\n\u003cli\u003eSome users report mixed ease of installation, so professional installation is recommended for those unfamiliar with Xenon headlamp service.\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\u003eOSRAM Xenarc Original\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ Part\u003c\/td\u003e\n\u003ctd\u003eOEM 66340 D3S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Temperature\u003c\/td\u003e\n\u003ctd\u003e4300K OEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e35W, 42V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003ePack of 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eDOT compliant, mercury free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMade in\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe OEM 66340 OSRAM D3S is a practical choice for owners who need an exact factory replacement with reliable light quality and OEM color match. It represents good value for those prioritizing correct specification and longevity over aftermarket brightness hacks, though buyers should be aware it is a single bulb and professional installation is recommended if uncertain about handling Xenon systems.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this bulb interchangeable with D1S or D8S?\u003c\/strong\u003e\u003cbr\u003eNo, the D3S 66340 is not interchangeable with D1S or D8S and must be used only in compatible D3S housings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it include a trust code or security tag?\u003c\/strong\u003e\u003cbr\u003eThis OEM Xenarc product comes in an eco package box and does not include a trust code on the package.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I install it myself?\u003c\/strong\u003e\u003cbr\u003eXENARC lamp replacement is recommended to be carried out by a professional; some users find installation straightforward, but experiences vary.\u003c\/p\u003e","brand":"OSRAM","offers":[{"title":"Default Title","offer_id":48153069715675,"sku":"B00L9PNA5C","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71LmgCRWY0L._AC_SL1500.jpg?v=1768940332","url":"https:\/\/gearmusthave.com\/products\/oem-66340-osram-d3s-xenon-hid-headlight-bulb-oem-4300k-brightness","provider":"GearMustHave","version":"1.0","type":"link"}