{"id":1873,"date":"2026-09-21T21:49:11","date_gmt":"2026-09-21T21:49:11","guid":{"rendered":"https:\/\/terraforge4x4.com\/?post_type=product&#038;p=1873"},"modified":"2026-11-03T21:26:44","modified_gmt":"2026-11-03T21:26:44","slug":"h4-led-headlight-bulbs-110w-25000lm-gx-bi-color-series-high-power-brightness-dual-color-switchback-2-bulbs-h4","status":"publish","type":"product","link":"https:\/\/terraforge4x4.com\/nl\/product\/h4-led-headlight-bulbs-110w-25000lm-gx-bi-color-series-high-power-brightness-dual-color-switchback-2-bulbs-h4\/","title":{"rendered":"H4 LED Headlight Bulbs 110W 25000LM GX Bi-Color Series High Power &amp; Brightness Dual Color Switchback | 2 Bulbs \u2014 H4 \/ &#8211; \/ &#8211;"},"content":{"rendered":"<h2>GX Bi-Color H4 LED headlight bulbs<\/h2>\n<p>This set contains two Auxbeam H4 LED bulbs with switchable 6500K cool-white and 3000K golden-yellow light.<\/p>\n<h3>Colour switching<\/h3>\n<p>The bulbs start in white mode. The supplier describes an on-off-on switch sequence to change colour. There is no colour-memory function: each new start defaults to white.<\/p>\n<h3>Specifications<\/h3>\n<ul>\n<li>Quantity: 2 H4 bulbs<\/li>\n<li>Manufacturer-rated output per set: 110W \/ 25,000 lm<\/li>\n<li>Light colours: 6500K white and 3000K yellow<\/li>\n<li>Cooling: fan and dual heat pipes<\/li>\n<li>Auxbeam reference: GD002136<\/li>\n<\/ul>\n<h3>Installation and compatibility<\/h3>\n<p>Check the H4 fitting, bulb holder and clearance behind your headlight before ordering. Follow the supplier instructions for fitting the H4 base holders. Depending on the housing, the cooling fan may require a different dust cap. Some vehicles may require an additional CANbus decoder to address flickering or dashboard warnings.<\/p>\n<p><a href=\"https:\/\/terraforge4x4.com\/nl\/fitment-question\/\">Ask TerraForge4x4 to check fitment<\/a> with your vehicle make, model, year and lamp position.<\/p>\n<p><strong>Road-use notice:<\/strong> For off-road use unless applicable road approval is explicitly documented. Always check the regulations in your country before installation and use on public roads.<\/p>","protected":false},"excerpt":{"rendered":"<p>H4 LED Headlight Bulbs 110W 25000LM GX Bi-Color Series High Power &amp; Brightness Dual Color Switchback | 2 Bulbs \u2014 H4 \/ &#8211; \/ &#8211;<\/p>\n<p class=\"tf-auxbeam-sku\"><strong>Auxbeam SKU:<\/strong> GD002136<\/p>\n<p><strong>Available on backorder.<\/strong> This set is ordered from our supplier in China, received and checked in Den Helder, then shipped to you from the Netherlands. Delivery includes supplier transit, customs clearance and onward delivery. Please contact us before ordering for the current estimated delivery date.<\/p>","protected":false},"featured_media":1869,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[75,34],"product_tag":[],"class_list":["post-1873","product","type-product","status-publish","has-post-thumbnail","product_cat-headlight-bulbs","product_cat-led-light-bulbs","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/product\/1873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/comments?post=1873"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/media\/1869"}],"wp:attachment":[{"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/media?parent=1873"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/product_brand?post=1873"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/product_cat?post=1873"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/terraforge4x4.com\/nl\/wp-json\/wp\/v2\/product_tag?post=1873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}