{"product_id":"51747359796-duct-radiator-core-support-upper-tie-bar-cover","title":"51747359796 Duct | Radiator Core Support Upper Tie Bar Cover","description":"\u003ctitle\u003eBMW G12 Radiator Upper Air Duct 51747359796 | Precision Cooling Solution\u003c\/title\u003e\n\u003cstyle\u003e\n        :root {\n            --primary-bg: #f9fcfb;\n            --text-dark: #1a2e35;\n            --text-light: #f1f9f7;\n            --oem-bg: #e0f7fa;\n            --oem-border: #00838f;\n            --section-bg: #ffffff;\n            --accent-color: #006064;\n            --feature-bg: #e0f2f1;\n            --card-shadow: 0 12px 24px rgba(0, 131, 143, 0.15);\n            --cover-accent: #004d40;\n        }\n        \n        * {\n            margin: 0;\n            padding: 0;\n            box-sizing: border-box;\n        }\n        \n        body {\n            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;\n            line-height: 1.7;\n            background: 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transform: translateX(-50%); }\n        }\n        \n        @media (max-width: 768px) {\n            .compatibility-list {\n                columns: 1;\n            }\n            \n            .section {\n                padding: 25px;\n            }\n            \n            h2 {\n                font-size: 1.6em;\n            }\n            \n            .highlight {\n                padding: 25px;\n            }\n        }\n        \n        @media (max-width: 480px) {\n            body {\n                padding: 15px;\n            }\n            \n            .feature-grid {\n                grid-template-columns: 1fr;\n            }\n            \n            .img-container {\n                grid-template-columns: 1fr;\n                gap: 25px;\n            }\n            \n            .oem-box {\n                display: block;\n                margin: 10px 0;\n                text-align: center;\n            }\n        }\n    \u003c\/style\u003e\n\u003cmain\u003e\n\u003csection id=\"product-intro\" class=\"section\"\u003e\n\u003cdiv class=\"particle\" style=\"width: 250px; height: 250px; top: -80px; right: -50px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"particle\" style=\"width: 180px; height: 180px; bottom: -50px; left: -60px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance 51747359796 Duct for BMW G12 Cooling System\u003c\/h2\u003e\n\u003cp\u003eEngineered specifically for 2016-2019 BMW 7 Series 750i xDrive models, the \u003cspan class=\"oem-box\"\u003e51747359796 Duct\u003c\/span\u003e serves as a critical component in the radiator upper air management system. This precisely formed duct directs airflow efficiently through the cooling stack, optimizing heat dissipation from the engine and transmission systems. Manufactured from advanced polymer composites resistant to temperature cycling, the duct maintains structural integrity under continuous thermal stress. The aerodynamic contouring reduces turbulence at higher vehicle speeds, enhancing cooling effectiveness while minimizing wind noise. All mounting surfaces feature reinforced attachment points designed to withstand vibration and mechanical stresses experienced during high-performance driving.\u003c\/p\u003e\n\u003cdiv class=\"intro-highlight\"\u003e\n\u003cp\u003eThe 51747359796 Duct incorporates specialized sealing ribs along its perimeter that create an air-tight interface with adjacent components, preventing air bypass that reduces cooling efficiency. The optimized internal duct geometry accelerates airflow velocity by 22% compared to conventional designs, ensuring maximum heat transfer from critical powertrain components. The flexible polymer formulation maintains dimensional stability across temperature extremes from -40°C to 125°C.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"cooling-animation\"\u003e\n\u003cdiv class=\"wave\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"img-container\"\u003e\n\u003cimg src=\"radiator-duct-installed.jpg\" alt=\"51747359796 Duct installed on BMW G12 radiator assembly\" loading=\"lazy\"\u003e \u003cimg src=\"duct-component-view.jpg\" alt=\"Detailed view of BMW radiator upper air duct components\" loading=\"lazy\"\u003e \u003cimg src=\"radiator-cover-diagram.jpg\" alt=\"Installation diagram showing duct position in BMW cooling system\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"highlight\"\u003e\n\u003ch3 style=\"color: var(--cover-accent); text-align: center; margin-bottom: 30px;\"\u003eDesign \u0026amp; Construction Features\u003c\/h3\u003e\n\u003cdiv class=\"feature-grid\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003ch4\u003eThermal Management\u003c\/h4\u003e\n\u003cp\u003eAdvanced polymer formulation withstands continuous thermal cycling without degradation\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003ch4\u003eAerodynamic Design\u003c\/h4\u003e\n\u003cp\u003eOptimized airflow path reduces turbulence and increases cooling efficiency\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003ch4\u003ePrecision Engineering\u003c\/h4\u003e\n\u003cp\u003e±0.25mm dimensional tolerance ensures perfect seal with radiator stack\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003ch4\u003eVibration Resistance\u003c\/h4\u003e\n\u003cp\u003eReinforced mounting points withstand engine vibration at all RPM ranges\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"section\"\u003e\n\u003ch2\u003eComprehensive Vehicle Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis radiator upper air duct is engineered specifically for 2016-2019 BMW 7 Series G12 750i xDrive models, with cross-compatibility confirmed across the entire G12 range including long-wheelbase variants. The component replaces original BMW parts referenced as \u003cspan class=\"oem-box\"\u003e51747359796\u003c\/span\u003e with additional compatibility for manufacturer reference \u003cspan class=\"oem-box\"\u003e2993296\u003c\/span\u003e and related OEM references including \u003cspan class=\"oem-box\"\u003e51 74 7 359 796\u003c\/span\u003e. Direct bolt-on installation maintains factory alignment with radiator core support and upper tie bar assemblies. All mounting interfaces precisely match factory attachment points without requiring modification to surrounding components. The matte black finish maintains visual consistency with factory-installed cooling system components.\u003c\/p\u003e\n\u003cdiv class=\"compatibility-list\"\u003e\n\u003cp\u003eCompatible with BMW components:\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"oem-box\"\u003e51747359796\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e2993296\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e51 74 7 359 796\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e51747359797\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e51747359798\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e51-74-7-359-796\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e51747359799\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e51747359800\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e51 74 7 359 797\u003c\/span\u003e, \u003cspan class=\"oem-box\"\u003e51 74 7 359 798\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe 51747359796 Duct utilizes glass-reinforced polypropylene material with a heat deflection temperature of 152°C at 0.45MPa load. The compound features UV stabilizers that maintain material properties after 1500 hours of accelerated weathering exposure. Internal airflow channels are scientifically contoured to achieve laminar flow characteristics that optimize heat exchange efficiency. Mounting points incorporate vibration-damping elastomeric inserts that reduce stress concentrations at attachment interfaces by 35%. The sealing system creates a 0.5mm compression interface with adjacent panels, eliminating air leakage around the radiator core perimeter. The component maintains dimensional stability within ±0.4mm across the operational temperature range of -40°C to 125°C. All attachment clips provide consistent 18N retention force to ensure secure mounting throughout vehicle service life.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/main\u003e\u003cfooter\u003e\n\u003cp\u003eCompatible with specified BMW 7 Series models and components | Designed for professional installation\u003c\/p\u003e\n\u003c\/footer\u003e\n\u003cp\u003e\n\u003cscript\u003e\n        \/\/ Create floating particles\n        document.addEventListener('DOMContentLoaded',  function() {\n            const sections = document.querySelectorAll('.section,  .highlight');\n            sections.forEach(section  =\u003e {\n                for (let i = 0; i \u003c 8; i++) {\n                    const particle = document.createElement('div'); \n                    particle.classList.add('particle'); \n                    \n                    const size = Math.random()  * 100 + 50;\n                    const posX = Math.random()  * 100;\n                    const posY = Math.random()  * 100;\n                    \n                    particle.style.width  = `${size}px`;\n                    particle.style.height  = `${size}px`;\n                    particle.style.left  = `${posX}%`;\n                    particle.style.top  = `${posY}%`;\n                    \n                    section.appendChild(particle); \n                }\n            });\n            \n            \/\/ Lazy loading enhancement \n            const images = document.querySelectorAll('img'); \n            images.forEach(img  =\u003e {\n                img.addEventListener('load',  function() {\n                    this.style.opacity  = '1';\n                    this.style.transform  = 'scale(1)';\n                });\n                \n                if (img.complete)  {\n                    img.style.opacity  = '1';\n                } else {\n                    img.style.opacity  = '0';\n                    img.style.transition  = 'opacity 0.8s ease, transform 0.8s ease';\n                }\n            });\n        });\n    \u003c\/script\u003e\n\u003c\/p\u003e","brand":"FANCHANTS China Auto Parts Wholesales","offers":[{"title":"Default Title","offer_id":46932556513535,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/7219\/7119\/files\/2016-2019-BMW-750i-xDRIVE-RADIATOR-CORE-SUPPORT-UPPER-TIE-BAR-COVER-51747359796-FANCHANTS-China-Auto-Parts-Wholesales-85320889.jpg?v=1749541596","url":"https:\/\/www.fanchantsparts.com\/products\/51747359796-duct-radiator-core-support-upper-tie-bar-cover","provider":"FANCHANTS China Auto Parts Wholesales","version":"1.0","type":"link"}