{"product_id":"51747343803-brake-cooling-duct-f15-x5-f16-x6-front-left","title":"51747343803 Brake Cooling Duct | F15 X5\/F16 X6 Front Left","description":"\u003ctitle\u003e51747343803 Brake Cooling Duct | BMW F15 X5 X6 Left Front Air Duct\u003c\/title\u003e\n\u003cstyle\u003e\n        :root {\n            --oem-bg: #f0f7fa;\n            --oem-border: #3a5f7a;\n            --text-dark: #1e2a35;\n            --spec-highlight: #e6f3ff;\n            --trim-accent: #4a7496;\n            --highlight: #d4e8f5;\n        }\n        body {\n            font-family: 'Segoe UI', system-ui, sans-serif;\n            line-height: 1.68;\n            color: var(--text-dark);\n            max-width: 1280px;\n            margin: 0 auto;\n            padding: 32px;\n            background: #ffffff;\n            background-image: linear-gradient(to bottom, #f0f8ff 0%, #ffffff 100%);\n        }\n        .oem-grid {\n            background: linear-gradient(145deg, #e1edf8 0%, #d4e8f5 100%);\n            border: 2.5px solid var(--oem-border);\n            border-radius: 16px;\n            padding: 32px;\n            margin: 42px 0;\n            display: flex;\n            justify-content: center;\n            flex-wrap: wrap;\n            gap: 22px;\n        }\n        .oem-cell {\n            padding: 20px 32px;\n            background: rgba(255, 255, 255, 0.98);\n            border-radius: 12px;\n            text-align: center;\n            font-weight: 700;\n            font-size: 1.2rem;\n            color: var(--oem-border);\n            box-shadow: 0 4px 16px rgba(58, 95, 122, 0.15);\n            transition: transform 0.3s ease;\n            min-width: 200px;\n        }\n        .image-container {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));\n            gap: 30px;\n            margin: 45px 0;\n        }\n        .img-card {\n            border-radius: 16px;\n            overflow: hidden;\n            background: #fff;\n            box-shadow: 0 14px 32px rgba(0,0,0,0.1);\n        }\n        .img-card img {\n            width: 100%;\n            height: 260px;\n            object-fit: cover;\n            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);\n        }\n        .img-caption {\n            padding: 22px;\n            text-align: center;\n            font-size: 1rem;\n            color: #5f5f5f;\n            background: #f5f9ff;\n            font-weight: 500;\n        }\n        h2 {\n            color: var(--text-dark);\n            border-bottom: 4px solid var(--trim-accent);\n            padding-bottom: 18px;\n            margin: 55px 0 35px;\n            font-weight: 750;\n            font-size: 2.2rem;\n        }\n        .spec-section {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));\n            gap: 40px;\n            margin: 40px 0;\n        }\n        .spec-block {\n            background: var(--spec-highlight);\n            border-radius: 16px;\n            padding: 32px;\n            border-left: 8px solid var(--trim-accent);\n        }\n        .compatibility-notice {\n            background: #e1edf8;\n            border-radius: 16px;\n            padding: 38px;\n            margin: 50px 0;\n            border-left: 8px solid var(--trim-accent);\n        }\n        footer {\n            margin-top: 55px;\n            padding: 30px;\n            background: #e1edf8;\n            border-radius: 12px;\n            text-align: center;\n        }\n        .highlight {\n            background: linear-gradient(120deg, var(--highlight) 0%, #c0dbf0 100%);\n            padding: 4px 8px;\n            border-radius: 6px;\n        }\n        .model-badge {\n            display: inline-block;\n            background: var(--trim-accent);\n            color: white;\n            padding: 4px 12px;\n            border-radius: 4px;\n            font-weight: bold;\n            margin-left: 12px;\n            font-size: 0.9rem;\n        }\n        .installation-note {\n            background: #e6f3ff;\n            border-left: 6px solid #7fa2c2;\n            padding: 25px;\n            border-radius: 8px;\n            margin: 35px 0;\n            font-weight: 600;\n        }\n    \u003c\/style\u003e\n\u003ch2\u003e51747343803 Brake Cooling Duct: BMW F15 X5 X6 Left Front Air Guide\u003c\/h2\u003e\n\u003cp\u003eSpecifically engineered for 2014-2017 BMW F15 X5 and F16 X6 models, the \u003cstrong\u003e51747343803 Brake Cooling Duct\u003c\/strong\u003e provides critical airflow management to front braking systems. This left-side aerodynamic component channels cool air directly to brake calipers during performance driving. Manufactured to precise factory tolerances, it maintains optimal airflow velocity across rotor surfaces. Impact-resistant polymer construction withstands road debris and temperature extremes. Aerodynamically optimized duct shape minimizes turbulence for consistent cooling performance. Direct-fit mounting points ensure perfect alignment with factory bumper openings. Integrated sealing surfaces prevent air leakage around duct perimeter. Vehicle-specific contours match factory bumper profiles for seamless integration. Debris-deflecting ridges protect duct openings from road contaminants. Flexible mounting system absorbs suspension movements without stress fractures.\u003c\/p\u003e\n\u003cdiv class=\"oem-grid\"\u003e\n\u003cdiv class=\"oem-cell\"\u003e51747343803\u003c\/div\u003e\n\u003cdiv class=\"oem-cell\"\u003e51 74 7 343 803\u003c\/div\u003e\n\u003cdiv class=\"oem-cell\"\u003e7343803\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"installation-note\"\u003e\n\u003cp\u003eDesigned for driver's side installation on compatible BMW models \u003cspan class=\"model-badge\"\u003eDirect Fitment\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"image-container\"\u003e\n\u003cdiv class=\"img-card\"\u003e\n\u003cimg src=\"brake-duct-installed.jpg\" alt=\"51747343803 Brake Cooling Duct installed on BMW F15 X5 front left\" loading=\"lazy\"\u003e\n\u003cdiv class=\"img-caption\"\u003eFactory-correct positioning within front bumper assembly\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"img-card\"\u003e\n\u003cimg src=\"duct-airflow-diagram.jpg\" alt=\"Airflow pattern through brake cooling duct\" loading=\"lazy\"\u003e\n\u003cdiv class=\"img-caption\"\u003eAerodynamically optimized airflow path to brake components\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"img-card\"\u003e\n\u003cimg src=\"x5-x6-comparison.jpg\" alt=\"Brake duct installation on both X5 and X6 models\" loading=\"lazy\"\u003e\n\u003cdiv class=\"img-caption\"\u003eIdentical fitment across BMW F15 X5 and F16 X6 platforms\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications: 51747343803 Brake Cooling Duct\u003c\/h2\u003e\n\u003cdiv class=\"spec-section\"\u003e\n\u003cdiv class=\"spec-block\"\u003e\n\u003ch3\u003eMaterial Construction\u003c\/h3\u003e\n\u003cp\u003eHigh-impact polypropylene withstands temperature extremes from -40°F to 250°F. Glass-fiber reinforced polymer maintains dimensional stability under thermal stress. UV-resistant formulation prevents material degradation from sunlight exposure. Chemical-resistant surface treatment withstands road salt and cleaning solvents. Flexible mounting points absorb suspension movements without cracking. Abrasion-resistant surfaces maintain integrity against road debris impacts. Temperature-stable polymer formulation prevents warping near exhaust components. Precision-molded mounting brackets maintain consistent positioning. Texture-matched surface finish meets factory appearance standards. Integrated reinforcement ribs maintain duct shape at high speeds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-block\"\u003e\n\u003ch3\u003eAerodynamic Design\u003c\/h3\u003e\n\u003cp\u003eComputationally-optimized duct profile maximizes airflow to brake rotors. Boundary-layer control surfaces maintain laminar airflow characteristics. Venturi-shaped outlet accelerates air across rotor surfaces. Debris-deflecting leading edge prevents stone intrusion into duct. Integrated air guides maintain directional flow at various vehicle speeds. Turbulence-reducing internal channels ensure consistent cooling performance. Speed-sensitive airflow characteristics match factory specifications. Hood clearance contours prevent contact during engine movements. Wheel well sealing surfaces prevent airflow leakage around edges. Aerodynamic testing validated to match factory performance parameters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eVehicle Compatibility Information\u003c\/h2\u003e\n\u003cdiv class=\"compatibility-notice\"\u003e\n\u003cp\u003eDirect replacement for 2014-2017 BMW F15 X5 and F16 X6 models with original brake cooling systems. Compatible with both standard and M Sport front bumper configurations. Maintains proper clearances with factory wheel liners and suspension components. Verified fitment with both steel and composite brake systems. Does not interfere with fog light assemblies or parking sensors. Ensure proper model year identification before installation. Vehicles with aftermarket body modifications may require clearance verification. Maintains aerodynamic balance with factory right-side counterpart. Compatible with BMW factory mounting points across compatible models. Confirmed compatibility with X5 sDrive35i, xDrive35i, xDrive50i and X6 xDrive35i, xDrive50i variants within specified model years.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cfooter\u003eCompatible with: 2014-2017 BMW F15 X5 (sDrive35i, xDrive35i, xDrive50i) and F16 X6 (xDrive35i, xDrive50i) models requiring left front brake cooling duct 51747343803 as documented in vehicle technical specifications.\u003c\/footer\u003e","brand":"FANCHANTS China Auto Parts Wholesales","offers":[{"title":"Default Title","offer_id":46995384566015,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/7219\/7119\/files\/Applicable-to-2014-17-BMW-BWM-F15-X5-X6-brake-vent-51747343803-51747343804-FANCHANTS-China-Auto-Parts-Wholesales-85633534.jpg?v=1751427903","url":"https:\/\/www.fanchantsparts.com\/products\/51747343803-brake-cooling-duct-f15-x5-f16-x6-front-left","provider":"FANCHANTS China Auto Parts Wholesales","version":"1.0","type":"link"}