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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
Superior and more efficient design over the factory intake
From the turbo back
5mm spring
Most importantly
Maximum Clean and Green emissions legal power
BMC Replacement Air Filter (FB01023) BMW Specials Superior and more efficient designHigh performance drop in replacement for the factory air filters; fits OEM air boxes for maximum airflow and performance. Starting with its outer frame, BMC uses a special soft rubber material made in a process called "full molding", which not only provides a much tighter seal around the filter, but also eliminates any potential cracking or breaking of the filter. The filter element itself is made of a washable cotton material that provides nearly 40%
