{"product_id":"dmex-d4s-hid-headlight-bulbs-4300k-warm-white-35w-pack-of-2-oem-fit-anti-uv-quartz","title":"DMEX D4S HID Headlight Bulbs 4300K Warm White 35W Pack of 2 — OEM-fit, Anti-UV Quartz","description":"\u003cp\u003e\u003cstrong\u003eDMEX D4S 4300K HID bulbs are direct replacements for factory D4S xenon lamps, delivering warm-white 35W output and higher brightness for compatible HID headlight systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese DMEX replacement bulbs are designed specifically for vehicles equipped with factory D4S HID systems. They are not compatible with halogen headlamp assemblies, even if fitment checkers claim compatibility. Built with quartz anti-UV glass and quality xenon gas, they aim to improve light output and illumination distance while matching the electrical characteristics expected by original HID ballasts.\u003c\/p\u003e\n\n\u003ch3\u003eWill these bulbs fit my car's headlight system?\u003c\/h3\u003e\n\u003cp\u003eIf your vehicle originally came with D4S HID bulbs, these DMEX units will fit as direct replacements. They are engineered for factory HID systems and will not work in halogen housings or with incompatible ballasts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned exclusively for factory D4S-type HID sockets (check owner's manual or existing bulb marking).\u003c\/li\u003e\n  \u003cli\u003eNot suitable for halogen headlamp systems or vehicles using D4R\/D2S adapters.\u003c\/li\u003e\n  \u003cli\u003ePlug-and-play fit on cars with OEM HID ballasts that accept D4S bulbs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the 4300K color temperature affect visibility?\u003c\/h3\u003e\n\u003cp\u003eThe 4300K output produces a warm-white tone close to factory xenon light, balancing contrast and glare for many drivers. This color is intended to offer clear lane illumination and natural color rendering without the extreme blue tint of higher Kelvin options.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWarm-white 4300K helps maintain comfortable on-road contrast.\u003c\/li\u003e\n  \u003cli\u003eLess blue scatter than higher Kelvin bulbs, reducing perceived glare.\u003c\/li\u003e\n  \u003cli\u003eMatches many OEM xenon color temperatures for consistent beam appearance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance improvements can I expect compared to standard bulbs?\u003c\/h3\u003e\n\u003cp\u003eDMEX D4S bulbs use quartz anti-UV glass and quality components to reach up to around 3800 lumens, which can appear brighter than many standard units. The construction and xenon gas formulation are intended to extend illumination distance and provide a sharper beam pattern when used with compatible factory optics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to approximately 3800 lumens output for stronger roadway illumination.\u003c\/li\u003e\n  \u003cli\u003eReported increase in effective illumination distance (about 50 meters improvement in test conditions).\u003c\/li\u003e\n  \u003cli\u003eDurable quartz glass and tungsten electrodes for stable light production.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these bulbs reliable and what warranty is included?\u003c\/h3\u003e\n\u003cp\u003eDMEX offers these D4S bulbs as a pack of two with an original-quality build and a two-year warranty. The bulbs are constructed with anti-UV quartz glass and quality internal parts to help resist premature degradation under normal operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePack contains two D4S 35W xenon HID bulbs for both headlight sides.\u003c\/li\u003e\n  \u003cli\u003eManufactured with quartz anti-UV glass to reduce lens and housing discoloration.\u003c\/li\u003e\n  \u003cli\u003eTwo-year warranty covers manufacturing defects under typical use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Drivers whose vehicles were originally equipped with D4S HID xenon headlights and who want a warm-white, brighter replacement without changing ballasts or headlamp housings. Do not purchase if your car uses halogen bulbs or non-D4S HID types; consult your owner's manual or the existing bulb marking to confirm D4S compatibility before ordering.\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: Can these DMEX bulbs be used in halogen headlight housings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. These D4S bulbs are only for factory HID systems and will not work properly in halogen housings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these bulbs include a warranty?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. DMEX provides a two-year warranty covering manufacturing defects under normal use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DMEX","offers":[{"title":"Default Title","offer_id":55168735543639,"sku":"B07F6YHN31","price":50.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/dmex-d4s-front-packaging.jpg?v=1790412832","url":"https:\/\/britishgarage.co.uk\/products\/dmex-d4s-hid-headlight-bulbs-4300k-warm-white-35w-pack-of-2-oem-fit-anti-uv-quartz","provider":"British Garage","version":"1.0","type":"link"}