Spectre HPR Adjustable Conical Air Filter 5.5in Tall (Fits 3in / 3.5in / 4in) - Black (8131)

The Spectre High Performance Racing (HPR) Air Filter (8131) is a versatile, clamp-on conical filter designed for custom air intakes and high-performance engine applications. This black media filter utilizes a unique adjustable flange system, allowing it to securely fit 3-inch, 3.5-inch, and 4-inch diameter intake tubes using the included adapter rings.

Constructed for longevity and low restriction, the filter features oiled synthetic media reinforced with steel mesh and set in a durable urethane base. The top of the filter houses an inverted cone design, which significantly increases the total surface area to enhance airflow potential and extend service intervals. Finished with a triple chrome-plated steel top and base, this unit is factory pre-oiled and ready for immediate installation.

• Fits 3-inch, 3.5-inch, and 4-inch diameter intake tubes via included adapters
• Black oiled synthetic media provides high flow and superior filtration
• Inverted cone top increases filter surface area for improved airflow
• Triple chrome-plated steel top and base for a professional finish
• Washable and reusable performance media
• Overall Height: 5.5 inches
• Manufacturer Part Number: 8131
• 10-year/1,000,000-mile limited warranty