aFe MagnumFLOW Pro 5R Air Filter (30-10048) for BMW 5/6/7-Series 1977-1991 L6 & L4 engines. This OE replacement filter features five-layer cotton gauze media for maximum airflow and torque improvement.
Key Features:
100% polyurethane construction with integrated bump seal
Five-layer oiled cotton gauze for 98.6% filtration
Washable/reusable design with extended service life
Improves horsepower over stock paper filters
Direct fit for BMW L6 M30 & L4 M40 engines (1977-1991)
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