{"title":"Peterbilt 379 Light Truck Parts","description":"","products":[{"product_id":"peterbilt-378-379-4x6-headlight-housing-base-wire-harness-led","title":"Peterbilt 378\/379 4×6 Headlight Housing Base + Wire Harness (LED)","description":"\u003cp\u003eThe \u003cstrong\u003eROADWEST LED 4x6-inch Headlight Housing Base with Wire Harnesses\u003c\/strong\u003e is built for classic \u003cstrong\u003ePeterbilt 378 and 379\u003c\/strong\u003e trucks running dual 4x6 headlights. Whether you are restoring a work truck or upgrading to LED lamps, this housing provides a solid OE-style foundation.\u003c\/p\u003e\n\u003cp\u003eEach assembly combines a \u003cstrong\u003ehigh-durability composite housing\u003c\/strong\u003e with a \u003cstrong\u003eplug-and-play wiring harness\u003c\/strong\u003e to support 4x6 halogen or LED sealed-beam headlights. It’s an excellent choice when your original headlight buckets are cracked, rusted or hacked from previous repairs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-fit Peterbilt replacement\u003c\/strong\u003e for 378 and 379 trucks using 4x6 headlight systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports halogen \u0026amp; LED\u003c\/strong\u003e 4x6 sealed-beam headlights for flexible upgrade options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play installation\u003c\/strong\u003e with pre-terminated connectors – no cutting or splicing required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComposite housing\u003c\/strong\u003e resists vibration, road salt and weather exposure for long service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdeal for LED conversions\u003c\/strong\u003e when upgrading the factory headlamps to modern lighting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eROADWEST\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003ePeterbilt 378 \/ 379 – 4x6 Headlight Systems\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBulb Support\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e4x6-inch Halogen \/ LED Sealed-Beam\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003ePlug-and-Play, Direct Replacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh-Durability Composite Housing\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eFront – Driver \u0026amp; Passenger Side (Headlight Housing Base)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded Components\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eHeadlight Housing Bases with Wire Harnesses (Pair)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFit Type\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle Specific Fit – Peterbilt 378 \/ 379\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eROADWEST\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"ROADWEST","offers":[{"title":"Default Title","offer_id":41860214423655,"sku":"MZ-10-3350-05","price":66.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7612\/3239\/files\/kenworth-46-headlight-housing-base-harness-t400t600t800w900k100c500-led-roadwest-truck-parts-mz-10-3350-05-high-soar-8470012.jpg?v=1768890558"},{"product_id":"4x6-headlight-housing-base-with-wire-harnesses-for-peterbilt-378-379","title":"Peterbilt 378\/379 4×6 Headlight Housing Base + Wire Harness","description":"\u003cp\u003eRefresh the front end of your classic Pete with the \u003cstrong\u003eROADWEST 4x6 Headlight Housing Base with Wire Harnesses\u003c\/strong\u003e, designed specifically for \u003cstrong\u003ePeterbilt 378 \u0026amp; 379\u003c\/strong\u003e models using dual 4x6 headlights.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeterbilt 378\u003c\/strong\u003e (1987–2007)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeterbilt 379\u003c\/strong\u003e (1987–2007)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis kit includes \u003cstrong\u003edriver and passenger side headlight housing bases\u003c\/strong\u003e with integrated wiring harnesses for a clean, OE-style installation. It is compatible with standard \u003cstrong\u003e4x6-inch sealed beam headlights\u003c\/strong\u003e, whether you run halogen or LED upgrades.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE-style replacement\u003c\/strong\u003e for cracked, rusted or damaged headlight buckets on Peterbilt 378\/379 trucks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDOT-approved construction\u003c\/strong\u003e helps maintain compliance and safe night-time visibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-wired harnesses\u003c\/strong\u003e simplify installation and help ensure solid electrical connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with 4x6 sealed beam lamps\u003c\/strong\u003e including common halogen and LED replacements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for heavy-duty use\u003c\/strong\u003e on linehaul, owner-operator and show-style Peterbilt builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eROADWEST\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003ePeterbilt 378 \/ 379 (1987–2007) – 4x6 Headlight Systems\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eFront – Driver \u0026amp; Passenger Side\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDOT Approved\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Bulbs\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e4x6-inch sealed beam (halogen or LED)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded Components\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e2 × Headlight Housing Bases with Wire Harnesses (Left \u0026amp; Right)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFit Type\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle Specific Fit – Peterbilt 378 \/ 379\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eHeadlight housing replacement \/ restoration for dual 4x6 systems\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"ROADWEST","offers":[{"title":"Default Title","offer_id":41896588083303,"sku":"MZ-10-3350-05","price":66.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7612\/3239\/files\/peterbilt-378379-46-headlight-housing-base-wire-harness-roadwest-truck-parts-b09m6ctk8h-high-soar-4708346.jpg?v=1768890561"},{"product_id":"for-peterbilt-359-362-378-379-4-6-halogen-headlights-pair-direct-fit-dot-approved","title":"For Peterbilt 359\/362\/378\/379 4×6 Halogen Headlights Pair – Direct Fit DOT Approved","description":"\u003cp data-end=\"869\" data-start=\"360\"\u003eUpgrade the lighting performance of your Kenworth with the Headlight Assembly Pair, engineered for \u003cstrong data-end=\"502\" data-start=\"469\"\u003eKenworth T600, T800, and W900\u003c\/strong\u003e trucks. These OE-style halogen headlamps feature durable glass lenses, ABS frames, and a reinforced PP+GF30% base for long-lasting reliability. Waterproof sealing and plug-and-play installation make it easy to replace old or damaged headlights while restoring bright, clear road visibility. A perfect fit for daily driving, fleet maintenance, and long-haul trucking.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFitment\u003c\/th\u003e\n\u003ctd\u003eKenworth T600, T800, W900; Peterbilt 359, 362, 378, 379\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage \/ Wattage\u003c\/th\u003e\n\u003ctd\u003e12V DC \/ 40W‑60W (4652 bulb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eLens: Glass, Frame: ABS, Base: PP+GF30%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003ctd\u003eFront Outside (Driver \u0026amp; Passenger Side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFeatures\u003c\/th\u003e\n\u003ctd\u003ePlug-and-Play, Waterproof, OE Fitment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eTransparent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"ROADWEST","offers":[{"title":"Default Title","offer_id":41907343622247,"sku":"MZ-3350","price":75.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/7612\/3239\/files\/Peterbilt3593623783794x6HalogenHeadlightsPair_DirectFitDOTApproved_1.webp?v=1769680584"},{"product_id":"led-headlight-bezel-for-peterbilt-378-379-chrome-led-headlight-bezel-led-w-12-amber-strip-3-2048-3","title":"LED Headlight Bezel For Peterbilt 378\/379 Chrome LED Headlight Bezel  – LED w\/ 12\" Amber Strip (3-2048-3)","description":"\u003cp\u003eUpgrade your truck’s front-end styling and visibility with this chrome headlight bezel featuring an integrated 12\" amber LED light strip. Built as an OE-style direct replacement for OE reference \u003cstrong\u003e3-2048-3\u003c\/strong\u003e, this bezel adds a clean chrome look while improving marker\/turn signal visibility (wiring required).\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Truck Fitment:\u003c\/strong\u003e Compatible with Kenworth T400, T600, T800, W900B, W900L, Classic 120\/132; Peterbilt 378, 379; Western Star 4900; and Freightliner FLD Classic XL.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated 12\" Amber LED Strip:\u003c\/strong\u003e Dual-intensity amber LED strip supports marker\/running light or turn signal function (vehicle wiring required).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOE-Style Replacement:\u003c\/strong\u003e Direct-fit design replaces OE reference \u003cstrong\u003e3-2048-3\u003c\/strong\u003e for easier installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDOT Approved:\u003c\/strong\u003e Built to meet DOT requirements for road-use applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Chrome-finished ABS housing with polycarbonate lens helps resist impact and daily road wear.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeather-Resistant Build:\u003c\/strong\u003e Waterproof, impact-resistant design helps improve durability in harsh driving conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eChrome Headlight Bezel with LED Light Strip\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOE Reference\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3-2048-3\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eKenworth T400, T600, T800, W900B, W900L, Classic 120\/132; Peterbilt 378, 379; Western Star 4900; Freightliner FLD Classic XL\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eChrome-Finished ABS + Polycarbonate Lens\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eLED Feature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e12\" Amber LED Strip (Dual-Intensity)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eLight Function\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMarker \/ Running Light or Turn Signal (Wiring Required)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDOT Approved\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDirect Fit, No Assembly Required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSpecial Features\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eWaterproof, Impact-Resistant, Enhanced Styling\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFitment Note\u003c\/h3\u003e\n\u003cp\u003ePlease confirm your truck model, headlight bezel style, and OE reference \u003cstrong\u003e3-2048-3\u003c\/strong\u003e before ordering. 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