aFe Quantum Pro DRY S Air Filter (21-91132) features a 5in flange and oil-free media for Quantum Series intake systems. This 360-degree radial flow filter is built with three layers of synthetic media and includes an integrated velocity stack in the molded base for smooth airflow. Designed specifically for Quantum intake housings, it ensures high filtration, low restriction, and ease of maintenance. Captive screws are included to simplify secure mounting.
Key Features :
5" flange and 8" height for Quantum intake compatibility
3-angle velocity stack promotes even airflow
3-layer synthetic media—no oil required
360° radial design for increased surface area
Injection-molded base and top for lightweight durability
Easy installation with included captive screws
Ideal for high-flow, low-maintenance applications
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