Description
BMC High-Performance Replacement Air Filter FB866/04 for BMW X5 X6 4.4L V8 (N63 Engine)
Vehicle Fitment:
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BMW X5 (F15, F85) xDrive50i – 4.4L N63 V8 Engine (2013–2018)
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BMW X6 (F16, F86) xDrive50i – 4.4L N63 V8 Engine (2014–2018)
Product Overview
Upgrade your BMW’s performance with the BMC High-Performance Replacement Air Filter (FB866/04) — engineered to deliver superior airflow, improved filtration, and long-lasting durability.
This direct OEM replacement filter installs seamlessly into your vehicle’s factory airbox, eliminating the need for modifications. Crafted with multi-layered cotton gauze treated with low-viscosity oil and encased in an epoxy-coated alloy mesh, it offers exceptional protection against impurities as small as 7 microns (compared to OEM’s 10 microns).
The result? Enhanced engine performance, optimized air intake efficiency, and maximum filtration reliability — all while maintaining compatibility with your vehicle’s factory system.
Key Features
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Direct OEM Replacement – Fits factory airbox with no modifications required
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Superior Filtration – Captures impurities down to 7 microns, outperforming OEM filters
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High Airflow Efficiency – Increases air intake for improved engine response and power
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Durable “Full Moulding” Construction – One-piece design eliminates weak points and prevents breakage
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Premium Materials – Multi-layer cotton gauze with low-viscosity oil and epoxy-coated alloy mesh
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Washable & Reusable – Pre-oiled and fully regenerable using the BMC Cleaning Kit
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Long Service Life – Designed for performance and reliability under all driving conditions
Technical Specifications
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Dimensions (mm):
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A: 314
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B: 174
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Oil Quantity for Regeneration: 20g
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BMC Code: FB866/04
Performance Testing
BMC air filters are tested at 25°C, 25% humidity, and 1020 mbar pressure using OEM airboxes to simulate real-world airflow restrictions. Results consistently show higher airflow rates compared to OEM paper filters — improving throttle response and overall engine performance.
(Chart for illustrative purposes only.)
Why Choose BMC Filters?
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Trusted by leading motorsport teams and performance tuners worldwide
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Designed and manufactured in Italy using advanced “Full Moulding” technology
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Combines maximum airflow with top-tier filtration for ultimate engine protection
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Environmentally friendly – reusable and washable, reducing waste
