How often should I clean this air filter?

Cleaning frequency depends on your driving conditions. In dusty environments, you'll need to clean it more often. Inspect the filter regularly, and clean it when you see a buildup of dirt and debris.

What size is the inlet?

The flange (inlet) inner diameter is 6 inches. The base outer diameter is 7.719 inches, and the filter is 8.5 inches tall.

Does this filter come with a warranty?

Spectre Performance warrants its products to be free from defects in material and workmanship for a period of 90 days from the date of purchase. This warranty does not cover damage due to misuse, abuse, or improper installation.

Spectre HPR9891 Air Filter — 6in Flange

Name: Spectre HPR Conical Air Filter 6in. Flange ID / 7.719in. Base OD / 8.5in. Tall - Red
Brand: Spectre
SKU: spectre-spectre-hpr-conical-air-filter-6in-flange-id-7-719in-base-od-8-5in-tall--t14-186835
Price: 87.99 USD
Availability: InStock

Spectre HPR Conical Air Filter 6in. Flange ID / 7.719in. Base OD / 8.5in. Tall - Red

$87.99

In Stock

Improved airflow means better horsepower. This Spectre HPR cone filter uses synthetic media for long service life.

Key Features

Synthetic filter media — washable and reusable
Steel mesh — adds structural support to the filter element
Universal clamp-on design — simple installation
Pre-oiled — ready to run

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

Spectre's HPR (High Performance Racing) Universal cone air filters are designed to provide more horsepower and quicker acceleration by allowing more air flow into your engine than ordinary paper filters. These factory pre-oiled cone filters come ready to use and with multiple flange size and heights available. Manufactured using high quality materials including washable synthetic media, urethane and steel mesh, Spectre's HPR air filters are available in red, blue, or black. These universal clamp-on air filters are easy to install with no special tools or skills required.For custom applications, Spectre offers High Performance Racing (HPR) Air Filter. This red reusable media filter is engineered to increase flow and have a long service life. Included are adapter rings which can fit 2-1/2 inch, 3 inch, 3-1/2 inch, and 4-inch diameter tubes. Only the highest quality materials were used including the oiled synthetic media, urethane, and steel mesh. The air filter measures 5-1/2 inch tall, and comes pre-oiled and ready to use. Great for custom builds.