Key JLR Technical Features
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Upgraded V4 Aerodynamic Structure: The fourth-generation streamlined contour is re-optimised based on L663 roof data. It effectively reduces air resistance and high-speed wind noise. Thus, it greatly improves driving comfort compared with outdated designs.
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Premium OEM Gloss Black Finish: Adopts automotive high-gloss black spraying technology. It strictly follows JLR exterior trim colour standards. Moreover, it features UV-stabilised treatment to resist fading and surface scratches.
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Enhanced Uniform LED Illumination: Updated internal LED lamp beads provide higher brightness and wider light projection range. The tuned beam pattern is road-legal. Hence, it improves night driving safety without violating traffic regulations.
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Upgraded IP67 Waterproof & Dustproof Performance: The V4 version optimises the overall sealing structure. It fully isolates rainwater, dust and mud. Consequently, it maintains stable working performance in extreme off-road environments.
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Optimised Vibration-Resistant Structure: Reinforced integrated internal brackets replace loose assembly parts. It effectively resists persistent road vibration. In turn, it completely eliminates long-term rattling and displacement problems.
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Non-Invasive Plug-and-Play Installation: Matches original L663 roof mounting positions and wiring interfaces. No drilling or cutting is required. For this reason, the upgrade is fully reversible and will not affect vehicle warranty.
Vehicle Compatibility
Technical Specifications
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Surface Finish: Automotive high-gloss black, UV-resistant and scratch-proof coating
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Design Version: Optimised fourth-generation (V4) aerodynamic low-profile design
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Protection Level: IP67 full dustproof and waterproof rating
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Fitment Standard: JLR OEM factory tolerance compliant, seamless roof line fit
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Installation Mode: Plug-and-play wiring, zero destructive modification
Installation & Upgrade Benefits



