BMC FB391/06 Replacement Cylindrical Air Filter

The BMC FB391/06 is a high-performance replacement cylindrical air filter designed to deliver superior filtration and increased airflow over factory paper filters. This direct-fit replacement filter installs in your vehicle's original airbox with no modifications required.

Advanced Construction:

• Multi-layered cotton gauze soaked with low-viscosity oil for optimal filtration
• Epoxy-coated alloy mesh protects against petrol fumes and oxidation
• Full Molding system creates a single-piece design with no welded joints for maximum durability
• Long-lasting rubber gasket with superior adhesion to all airbox shapes

Performance Benefits:

• Filters particles as small as 7 microns (compared to OEM's 10 microns)
• Increased air flow for improved horsepower and torque
• Enhanced engine responsiveness and throttle response
• Better combustion chamber oxygen content

Maintenance & Value:

• Pre-oiled and ready to install
• Washable and reusable with BMC regeneration kit
• Lifetime equal to that of the vehicle - never buy another filter
• Replaces OEM part numbers D7AF9601AA and D7AZ9601A

Filter Dimensions:

• Inner Diameter: 292mm (11.5")
• Outer Diameter: 344mm (13.5")
• Height: 71mm (2.8")

BMC air filters are manufactured in Bologna, Italy and are trusted by racing teams and enthusiasts worldwide for their quality, performance, and longevity.