51117331666 Grille | Structural & Aerodynamic Compliance

Optimized for post-2015 BMW 5 Series Gran Turismo LCI models, the 51117331666 Grille implements dual-density ABS construction with integrated UV stabilizers matching factory weathering patterns. The directional airflow matrix reduces front-end turbulence by 27% while maintaining critical cooling parameters. Precision-molded mounting points ensure 0.25mm alignment tolerance with M Sport and Luxury Line bumper configurations.

Multi-axis surface texturing replicates OEM light diffusion characteristics, with hydrophobic nano-coating preventing water spotting. The modular design enables independent replacement of central grille elements without bumper removal. Integrated sensor housings maintain ADAS functionality across all trim levels, with impact-resistant reinforcement ribs preserving structural integrity.

Material Specifications

• • Composite Structure: ABS+GF20
• • Surface Hardness: 88 Shore D
• • Thermal Range: -40°C~130°C
• • Impact Resistance: 15kJ/m²
• • Open Area Design: 38%

Verified Applications: 5 GT LCI 2015-2017 M Sport Package xDrive Versions Luxury Line Trim
OE Reference Network: 51117331666 51-11-7-331-666 Frontschürzenmittelteil F07 LCI Insert 2015+ Models