aFe Quantum Pro-5 R Air Filter | Inverted Top 5in Flange x 8in H (23-91132)

The aFe Quantum Pro-5 R Air Filter Inverted Top is a high-performance, oiled air filter designed for use with Quantum Series cold air intake systems. Constructed with an injection-molded base and top, it offers lightweight durability and enhanced rigidity. The filter features a built-in, 3-angle velocity stack in the base to promote smooth, even airflow, while its 360-degree radial flow design maximizes air intake efficiency. The 5-layer progressive cotton composite media ensures maximum airflow, performance, and protection, making it suitable for demanding driving conditions. Captive screws are included to prevent hardware loss and ensure secure attachment to the intake system.

This air filter is compatible with various vehicles equipped with Quantum Series cold air intake systems, typically designed for direct bolt-on installation. It is ideal for street and performance applications where maximum airflow and filtration are required. The filter’s dimensions include a 5-inch flange and an 8-inch height, fitting specific intake configurations. It is intended as an upgrade or replacement component for enhanced engine breathing, supporting improved horsepower and throttle response in daily driving or spirited driving scenarios.