SPECTRE SPE-3991 Clamp-On Conical Breather Filter for 0.500-Inch OD Tube, Black and Chrome

The SPECTRE SPE-3991 breather filter provides a practical solution for venting applications that use a 0.500-inch outside-diameter tube. Its clamp-on, conical design offers a secure fit while helping protect the connected system from airborne contaminants. Finished in black and chrome, this reusable breather filter combines a functional design with a clean appearance suitable for a variety of automotive and performance applications.
Constructed from durable steel, the SPECTRE SPE-3991 is designed for repeated use and dependable service. The reusable construction allows the filter to be cleaned and reinstalled as needed, helping support long-term maintenance and consistent performance. Its compact form makes it well suited for installations where space and straightforward fitment are important.
Installation is simple with the clamp-on configuration, allowing the breather to attach directly to compatible tubing without complicated modifications. The conical filter shape promotes efficient airflow for ventilation applications while helping reduce the entry of unwanted debris. Verify the tube outside diameter and application requirements before installation to ensure proper compatibility.
Designed for convenient use, the SPECTRE SPE-3991 is not air restricted and is sold individually. Whether used in an engine compartment, custom intake setup, or other compatible venting system, this black and chrome steel breather filter delivers a reusable, application-focused solution from SPECTRE.

Features:

• Brand: SPECTRE

• Part Number: SPE-3991

• Filter Type: Clamp-on conical breather

• Tube Compatibility: Fits 0.500-inch outside-diameter tubing

• Construction: Durable steel

• Finish: Black and chrome

• Design: Reusable for repeated service

• Application: Suitable for compatible automotive and performance venting systems

• Air Restriction: Not air restricted

• Packaging: Sold individually