{"product_id":"1978-1979-ford-f-150-t10-oracle-led-bulb-upgrade-roof-marker","title":"1978-1979 Ford F-150 T10 - ORACLE LED Bulb Upgrade (Roof Marker)","description":"\u003cstyle\u003e\n.oracle-pdp-standard{ font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Inter,Arial,sans-serif; color:#1a1a1a; line-height:1.7; }\n.oracle-pdp-standard *{ box-sizing:border-box; }\n.oracle-pdp-standard p, .oracle-pdp-standard li, .oracle-pdp-standard span, .oracle-pdp-standard div, .oracle-pdp-standard h1, .oracle-pdp-standard h2, .oracle-pdp-standard h3, .oracle-pdp-standard h4{ color:inherit; }\n.oracle-pdp-standard a{ color:#f7021f; text-decoration:none; }\n.oracle-pdp-standard a:hover{ color:#d00219; text-decoration:underline; }\n.oracle-pdp-standard .product-hero-gradient{ background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%); padding:40px; border-radius:12px; margin:0 0 22px; color:#ffffff; box-shadow:0 4px 20px rgba(0,0,0,0.15); }\n.oracle-pdp-standard .subheadline{ margin:0 0 14px; font-size:1.05em; color:#e6e6e6; line-height:1.45; }\n.oracle-pdp-standard .highlight-pills{ display:flex; flex-wrap:wrap; gap:10px; margin:14px 0 0; }\n.oracle-pdp-standard .highlight-pill{ background:rgba(247,2,31,0.15); border:1px solid #f7021f; padding:9px 16px; border-radius:999px; font-size:.95em; font-weight:800; color:#ffffff; transition:transform .2s ease,background .2s ease,box-shadow .2s ease; }\n.oracle-pdp-standard .highlight-pill:hover{ background:#f7021f; transform:translateY(-2px); box-shadow:0 4px 12px rgba(247,2,31,0.3); }\n.oracle-pdp-standard .partline{ margin:14px 0 0; font-size:.98em; color:#f2f2f2; }\n.oracle-pdp-standard .details-section{ margin:14px 0; border:1px solid #e0e0e0; border-radius:10px; overflow:hidden; background:#ffffff; transition:border-color .2s ease,box-shadow .2s ease; }\n.oracle-pdp-standard .details-section:hover{ border-color:#f7021f; box-shadow:0 2px 8px rgba(0,0,0,0.1); }\n.oracle-pdp-standard .details-header{ list-style:none; background:linear-gradient(135deg,#f5f5f5 0%,#e8e8e8 100%); padding:16px 18px; cursor:pointer; display:flex; justify-content:space-between; align-items:center; user-select:none; font-weight:900; color:#1a1a1a; }\n.oracle-pdp-standard .details-header::-webkit-details-marker{display:none;}\n.oracle-pdp-standard .details-header::marker{content:\"\";}\n.oracle-pdp-standard .details-title{ font-size:1.06em; }\n.oracle-pdp-standard .arrow{ font-size:1.35em; line-height:1; transform:rotate(0deg); transition:transform .2s ease; }\n.oracle-pdp-standard .details-section[open] .arrow{ transform:rotate(180deg); }\n.oracle-pdp-standard .details-header:hover{ background:linear-gradient(135deg,#f7021f 0%,#d00219 100%); color:#fff; }\n.oracle-pdp-standard .details-header:hover .arrow, .oracle-pdp-standard .details-header:hover .details-title{ color:#fff; }\n.oracle-pdp-standard .details-content{ padding:18px; background:#fff; }\n.oracle-pdp-standard .pdp-list{ margin:0; padding-left:18px; line-height:1.9; }\n.oracle-pdp-standard .note{ margin:12px 0 0; padding:14px; border-radius:10px; background:#f9f9f9; border:1px solid #ececec; font-size:.95em; }\n.oracle-pdp-standard .note--warn{ background:#fff4e5; border-left:4px solid #f7021f; color:#7a3a00; }\n.oracle-pdp-standard .note--info{ background:#e8f4fd; border-left:4px solid #1a73e8; color:#0d3a5c; }\n.oracle-pdp-standard .specrows{ display:grid; grid-template-columns:1fr; gap:10px; }\n.oracle-pdp-standard .specrows \u003e div{ border:1px solid #e9e9e9; border-radius:10px; padding:10px 12px; display:flex; justify-content:space-between; gap:14px; font-size:.95em; background:#fff; }\n.oracle-pdp-standard .specrows \u003e div span:first-child{ font-weight:900; color:#333; }\n.oracle-pdp-standard .specrows \u003e div span:last-child{ text-align:right; color:#555; }\n.oracle-pdp-standard .trust-row{ display:flex; flex-wrap:wrap; gap:10px; margin:0; }\n.oracle-pdp-standard .trust-link{ display:inline-flex; align-items:center; padding:10px 14px; border:1px solid #e0e0e0; border-radius:999px; background:#fff; font-size:.95em; text-decoration:none; color:#1a1a1a; font-weight:900; }\n.oracle-pdp-standard .trust-link:hover{ border-color:#f7021f; color:#f7021f; }\n.oracle-pdp-standard .icon-row{ display:flex; flex-wrap:wrap; gap:12px; align-items:center; }\n.oracle-pdp-standard .icon-row img{ width:auto; max-height:110px; height:auto; display:block; }\n.oracle-pdp-standard .media-img{ display:block; width:100%; max-width:600px; height:auto; margin:14px 0 0; border-radius:8px; }\n@media (max-width:768px){ .oracle-pdp-standard .product-hero-gradient{ padding:24px; } }\n\u003c\/style\u003e\n\u003cdiv class=\"oracle-pdp-standard\"\u003e\n\u003c!-- HERO --\u003e\n\u003cdiv class=\"product-hero-gradient\"\u003e\n\u003cdiv class=\"subheadline\"\u003eDirect OEM replacement T10 LED bulbs for the 1978-1979 Ford F-150 roof marker. 3-Chip SMD technology, 8 color options, sold as a pair - plug-and-play in seconds with no load equalizer needed.\u003c\/div\u003e\n\u003cdiv class=\"highlight-pills\"\u003e\n\u003cspan class=\"highlight-pill\"\u003e✓ Sold as a Pair\u003c\/span\u003e \u003cspan class=\"highlight-pill\"\u003e✓ 3-Chip SMD Technology\u003c\/span\u003e \u003cspan class=\"highlight-pill\"\u003e✓ 8 Color Options\u003c\/span\u003e \u003cspan class=\"highlight-pill\"\u003e✓ Direct OEM Replacement\u003c\/span\u003e \u003cspan class=\"highlight-pill\"\u003e✓ 20x Longer Life\u003c\/span\u003e \u003cspan class=\"highlight-pill\"\u003e✓ 1-Year Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"partline\"\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e 1978-1979 Ford F-150  |  \u003cstrong\u003eApplication:\u003c\/strong\u003e Roof Marker  |  \u003cstrong\u003eBulb Size:\u003c\/strong\u003e T10 (also fits 158, 161, 168, 194)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- PRODUCT OVERVIEW --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003eProduct Overview\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cp\u003eORACLE T10 3-Chip SMD LED Bulbs are designed with quality and ease of use in mind. We maintain factory bulb specifications so the LED installs just as easily as the halogen it replaces - no tools, no wiring, no hassle.\u003c\/p\u003e\n\u003cp style=\"margin-top: 12px;\"\u003eOur 3-Chip SMD LEDs outperform competitors in both brightness and longevity, with a lifespan up to 20x longer than stock incandescent bulbs. With 8 color options available, you can match your truck's style or simply restore a burned-out roof marker with a clean, modern LED upgrade.\u003c\/p\u003e\n\u003cp style=\"margin-top: 12px;\"\u003eAlso cross-compatible with bulb sizes 158, 161, 168, and 194. Commonly used in parking lights, license plate lights, and marker light applications.\u003c\/p\u003e\n\u003cdiv class=\"note note--info\" style=\"margin-top: 14px;\"\u003eNo load equalizer is required for roof marker applications. Load equalizers are only needed when SMD bulbs are used in turn signal circuits.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- KEY FEATURES --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003eKey Features\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cul class=\"pdp-list\"\u003e\n\u003cli\u003eDirect plug-and-play OEM replacement - installs in seconds, no modification needed\u003c\/li\u003e\n\u003cli\u003e3-Chip SMD technology using super flux high-output surface mount LEDs\u003c\/li\u003e\n\u003cli\u003eUp to 20x longer lifespan than stock incandescent bulbs\u003c\/li\u003e\n\u003cli\u003e8 color options: Cool White, Blue, Red, Green, Amber, Purple, Pink, Aqua\u003c\/li\u003e\n\u003cli\u003eSold as a pair - both roof marker positions covered in one purchase\u003c\/li\u003e\n\u003cli\u003eCross-compatible with bulb sizes 158, 161, 168, and 194\u003c\/li\u003e\n\u003cli\u003eNo load equalizer required for marker light use\u003c\/li\u003e\n\u003cli\u003eBacked by ORACLE's 1-year warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- PERFORMANCE \u0026 TECHNICAL SPECIFICATIONS --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003ePerformance \u0026amp; Technical Specifications\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cdiv class=\"specrows\"\u003e\n\u003cdiv\u003e\n\u003cspan\u003eBulb Size\u003c\/span\u003e\u003cspan\u003eT10 (W5W)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eCross-Compatible Sizes\u003c\/span\u003e\u003cspan\u003e158, 161, 168, 194\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eTechnology\u003c\/span\u003e\u003cspan\u003e3-Chip SMD (Surface Mount)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eLED Count\u003c\/span\u003e\u003cspan\u003e5 LEDs per bulb\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eLifespan\u003c\/span\u003e\u003cspan\u003eUp to 20x longer than OEM incandescent\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eLoad Equalizer Required\u003c\/span\u003e\u003cspan\u003eNo (marker light application)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eAvailable Colors\u003c\/span\u003e\u003cspan\u003eCool White, Blue, Red, Green, Amber, Purple, Pink, Aqua\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eQuantity\u003c\/span\u003e\u003cspan\u003eSold as a pair (2x bulbs)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eWarranty\u003c\/span\u003e\u003cspan\u003e1 Year\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- FITMENT --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003eFitment\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cdiv class=\"specrows\"\u003e\n\u003cdiv\u003e\n\u003cspan\u003eYear Range\u003c\/span\u003e\u003cspan\u003e1978-1979\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eMake\u003c\/span\u003e\u003cspan\u003eFord\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eModel\u003c\/span\u003e\u003cspan\u003eF-150\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eApplication\u003c\/span\u003e\u003cspan\u003eRoof Marker\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eOEM Bulb Size\u003c\/span\u003e\u003cspan\u003eT10 \/ 194\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"note note--info\" style=\"margin-top: 14px;\"\u003eAlways verify your vehicle's bulb size against your owner's manual or a fitment guide before ordering. Bulb sizes can vary by trim level and production date.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003eWhat's Included\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cul class=\"pdp-list\"\u003e\n\u003cli\u003e2x ORACLE T10 3-Chip SMD LED Bulbs (color selected at checkout)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"note note--info\" style=\"margin-top: 12px;\"\u003eSold as a pair - one purchase covers both roof marker positions. No load equalizer required.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- INSTALLATION GUIDE \u0026 RESOURCES --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003eInstallation Guide \u0026amp; Resources\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cp\u003eInstallation is a simple plug-and-play process that takes seconds. No tools or wiring modifications required.\u003c\/p\u003e\n\u003cul class=\"pdp-list\" style=\"margin-top: 10px;\"\u003e\n\u003cli\u003eLocate the roof marker light housings on your 1978-1979 Ford F-150\u003c\/li\u003e\n\u003cli\u003eAccess the bulb sockets (refer to your owner's manual for the access method on your trim)\u003c\/li\u003e\n\u003cli\u003ePull out the existing T10 incandescent bulbs\u003c\/li\u003e\n\u003cli\u003eInsert the ORACLE SMD bulbs - they seat in the same sockets with no modification\u003c\/li\u003e\n\u003cli\u003eTest the marker light function before reassembling\u003c\/li\u003e\n\u003cli\u003eRepeat for the opposite side using the second bulb in the pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"note note--info\" style=\"margin-top: 14px;\"\u003eNo load equalizer is needed for this application.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- PART NUMBERS \u0026 OPTIONS --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003ePart Numbers \u0026amp; Options\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cdiv class=\"specrows\"\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4801-001\u003c\/span\u003e\u003cspan\u003eCool White\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4801-002\u003c\/span\u003e\u003cspan\u003eBlue\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4801-003\u003c\/span\u003e\u003cspan\u003eRed\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4801-004\u003c\/span\u003e\u003cspan\u003eGreen\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4801-005\u003c\/span\u003e\u003cspan\u003eAmber\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4801-007\u003c\/span\u003e\u003cspan\u003ePurple\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4801-009\u003c\/span\u003e\u003cspan\u003ePink\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4801-010\u003c\/span\u003e\u003cspan\u003eAqua\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- WARRANTY, SHIPPING \u0026 RETURNS --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003eWarranty, Shipping \u0026amp; Returns\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cdiv class=\"trust-row\"\u003e\n\u003ca class=\"trust-link\" href=\"\/policies\/refund-policy\"\u003e✓ Return Policy\u003c\/a\u003e \u003ca class=\"trust-link\" href=\"\/policies\/shipping-policy\"\u003e✓ Shipping Policy\u003c\/a\u003e \u003ca class=\"trust-link\" href=\"\/policies\/warranty\"\u003e✓ 1-Year Warranty\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cul class=\"pdp-list\" style=\"margin-top: 14px;\"\u003e\n\u003cli\u003e1-year warranty against manufacturer defects\u003c\/li\u003e\n\u003cli\u003eShips from ORACLE Lighting - 4401 Division Street\u003c\/li\u003e\n\u003cli\u003eIn-stock orders typically ship within 1-2 business days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- BADGES \u0026 INSTALL INFO --\u003e\n\u003cdetails class=\"details-section\"\u003e\n\u003csummary class=\"details-header\"\u003e\u003cspan class=\"details-title\"\u003eBadges \u0026amp; Install Info\u003c\/span\u003e \u003cspan class=\"arrow\"\u003e⌄\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content\"\u003e\n\u003cdiv class=\"icon-row\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1766\/0599\/files\/1_Warr_Prop_240x240.png?v=1684353711\" alt=\"1-Year Warranty\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1766\/0599\/files\/15_min_install_time_160x160.png?v=1684342846\" alt=\"15 Minute Install Time\"\u003e \u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"ORACLE Lighting","offers":[{"title":"Cool White","offer_id":46293971173473,"sku":"4801-001","price":19.99,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":46293971206241,"sku":"4801-002","price":19.99,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":46293971239009,"sku":"4801-003","price":10.0,"currency_code":"USD","in_stock":true},{"title":"Green","offer_id":46293971271777,"sku":"4801-004","price":10.0,"currency_code":"USD","in_stock":true},{"title":"Amber","offer_id":46293971304545,"sku":"4801-005","price":19.99,"currency_code":"USD","in_stock":true},{"title":"Purple","offer_id":46293971337313,"sku":"4801-007","price":19.99,"currency_code":"USD","in_stock":true},{"title":"Pink","offer_id":46293971370081,"sku":"4801-009","price":19.99,"currency_code":"USD","in_stock":true},{"title":"Aqua","offer_id":46293971402849,"sku":"4801-010","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1766\/0599\/files\/4801_icon_e01f1278-ea96-4945-99fc-d79ea46e5ddf.webp?v=1769554762","url":"https:\/\/www.oraclelights.com\/products\/1978-1979-ford-f-150-t10-oracle-led-bulb-upgrade-roof-marker","provider":"ORACLE Lighting","version":"1.0","type":"link"}