Performance Air Filter for BMW X5 (2006-2010) (E70) 48 I

Sharpen the Induction Response: BMC High-Flow Filter for the BMW N62B48 V8

Who It’s For: Engineered for BMW X5 (E70) owners running the 4.8L N62B48 powerplant who are tired of the stock sluggishness and want a more responsive throttle without deleting the factory airbox.

The Symptom: The factory intake on the N62 V8 is designed for silence and long service intervals, utilizing a dense, pleated paper filter. This material acts as a massive restriction as it ages, forcing the engine to work harder to pull air through the intake tract. In a heavy chassis like the E70, this creates a "heavy" pedal feel and a noticeable delay in torque delivery when you’re trying to move nearly 5,000 lbs of German engineering from a standstill or during highway passing maneuvers.

The Engineering Fix: This BMC replacement filter utilizes a multi-layered cotton gauze saturated with low-viscosity oil, supported by an epoxy-coated alloy mesh. By switching from a surface-loading paper filter to a depth-loading cotton medium, we significantly reduce the pressure drop across the intake. This allows for increased air density and velocity entering the intake manifold. The "Full Moulding" construction ensures a perfect airtight seal within the E70 airbox, preventing unfiltered "dirty" air from bypassing the element and entering your cylinders.

Why Mechanics Choose This Kit

• Enhanced Filtration: While factory filters generally stop at 10 microns, the BMC medium captures impurities as small as 7 microns, protecting the sensitive MAF sensor and internal cylinder walls of your N62 engine.
• Lifetime Durability: Unlike disposable paper filters that end up in a landfill every 15,000 miles, this unit is fully washable and rechargeable using a standard regeneration kit.
• Zero-Weld Construction: The "Full Moulding" system creates the entire filter frame from a single mould, eliminating the weak points and potential for breakage found in cheaper rubber-to-plastic welded alternatives.

Technical Specifications

Compatibility & OEM Reference

Fits the Following Vehicles:

• 2006 BMW X5 (E70) 4.8i V8
• 2007 BMW X5 (E70) 4.8i V8
• 2008 BMW X5 (E70) 4.8i V8
• 2009 BMW X5 (E70) 4.8i V8
• 2010 BMW X5 (E70) 4.8i V8

Interchange Part Numbers:

FB771/20, FB77120, 13717548897, 13717548898

The Performance Promise

Buy with confidence. As tuners, we know that better breathing is the foundation of any performance build. This BMC filter provides the cleanest path for oxygen to reach your V8. Backed by real automotive experts and fast shipping to get you back on the road with more grit.