aFe MagnumFLOW Pro DRY S OER Air Filter for Select BMW 1986-1997 (31-10047)

Fits select 1986-1997 BMW 3-Series, 5-Series, 7-Series, and 8-Series models. This aFe MagnumFLOW Pro DRY S (OER) air filter is a high-performance, oil-free replacement for your factory paper element, designed to increase airflow while maintaining maximum convenience.

Constructed with three layers of progressive synthetic media, this filter provides excellent dust-holding capacity and filtration efficiency without the need for filter oils. The 100-percent polyurethane frame provides a rigid, durable foundation that resists heat and chemical degradation over time. To ensure a factory-perfect fit, aFe incorporates an integrated urethane bump seal that compresses against the airbox housing for a leak-free seal.

• Pro DRY S Media: Three layers of oil-free synthetic media for maximum convenience and easy maintenance.
• Washable and Reusable: Designed for multiple cleaning cycles to provide years of service.
• Durable Construction: 100% polyurethane frame on all sides ensures a long filter life and structural integrity.
• Integrated Bump Seal: Provides a tight, no-leak seal over the life of the filter.
• Performance Upgrade: Engineered to outflow stock paper filters for improved throttle response.
• MPN: 31-10047