aFe 11-10116 Magnumflow Replacement Pro Dry-S Air Filter for 08-09 BMW M3 4.0

Constructed with 100-percent polyurethane on top and bottom, this non-oiled OE replacement filter provides years of hassle free service. Three Layers of Progressive Synthetic (Dry) Media for Maximum Convenience. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Integrated urethane bump seal insures tight, no leak seal over the life of the filter.