51747475263 Duct | G11/G12 LCI Thermal Management System
51747475263 Duct | G11/G12 LCI Thermal Management System
51747475263 Duct
Engineered for optimal thermal management, the 51747475263 Duct provides critical airflow guidance for BMW 7 Series G11/G12 LCI radiator systems. This precisely designed lower air duct ensures consistent cooling performance while maintaining aerodynamic efficiency in luxury sedans.
Product Description
Specifically engineered for G11/G12 LCI chassis, the 51747475263 Duct directs critical airflow to radiator components in luxury sedans. This structural duct creates optimized airflow pathways that enhance cooling efficiency during demanding driving conditions. Manufactured from impact-resistant polymer composites, the unit withstands road debris while maintaining dimensional stability across temperature extremes. Aerodynamic contours minimize air turbulence around front assemblies, reducing drag coefficients for improved fuel efficiency. Precision-molded mounting points ensure secure attachment without interfering with suspension geometry or underbody components. Integrated reinforcement ribs provide structural rigidity while reducing harmonic vibrations at highway speeds. The duct's directional vanes accelerate airflow velocity toward critical heat exchange surfaces during low-speed operation. Engineered drainage channels prevent water accumulation while maintaining consistent airflow volume during wet conditions. Installation compatibility includes all factory mounting points with stainless steel fasteners ensuring corrosion resistance. Internal surfaces feature turbulence-reducing textures that maintain laminar flow characteristics across operating speeds. Optional installation kits include alignment guides for perfect positioning relative to radiator assemblies. Maintenance-friendly design allows component access without full removal during service procedures.
Compatibility Information
The 51747475263 Duct delivers precision fitment for:
- Designed exclusively for G11/G12 LCI 7 Series variants
- Compatible with all powertrain configurations including hybrid systems
- Verified installation with both standard and M Performance packages
- Maintains clearance with factory underbody protection systems
- Alternative OE references: 5174-7475-263, 5174 7475 263
- Direct replacement for damaged or deteriorated factory components
Note: Professional installation recommended to ensure optimal airflow alignment
Technical Specifications
Aerodynamic Optimization
Wind-tunnel validated contours reduce turbulence while accelerating airflow to critical components
Thermal Regulation
Directional vanes maintain consistent cooling during stop-and-go traffic and highway speeds
Structural Integrity
Reinforced polymer construction withstands vibration and impact forces without deformation
Environmental Protection
Integrated drainage channels prevent water accumulation while maintaining airflow volume
Vibration Control
Harmonic dampening ribs reduce resonance transmission to surrounding components
Corrosion Resistance
Stainless steel mounting hardware ensures long-term durability in harsh conditions
Manufacturing includes comprehensive material certification with dimensional validation at all mounting points.
Compatible Product Declaration
Compatible with BMW 7 Series G11 G12 LCI models requiring lower radiator air duct replacement. This solution corresponds to original equipment specifications for luxury vehicles. Verified OE references include 51747475263, 5174-7475-263, and 5174 7475 263.
Materials
Materials
Dimensions
Dimensions
Care Instructions
Care Instructions






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