Discover the robust performance of the Fleetguard AF4023 heavy-duty air filter, designed to protect engines in trucks, buses, and agricultural equipment. Built to withstand extreme conditions, this air filter ensures optimal engine performance by capturing harmful particulates and extending component life.

Key Features

• Durable Construction: Manufactured from premium materials engineered for heavy-duty use.
• Optimized Filtration: Innovative cartridge design channels airflow from the exterior inward, effectively trapping dust and debris.
• Precise Dimensions: Features key measurements—approximately 10 inches in height, a 9.5-inch outer diameter, and a 4.5-inch inner diameter for a secure fit.
• Superior Efficiency: Boasts a high Full Life Efficiency rating of 99.2%, providing reliable, long-lasting performance.
• OEM Compatibility: Acts as a trusted alternative with cross-reference options, meeting or exceeding original equipment standards for your commercial and heavy-duty vehicles.

Why Choose the AF4023?

The Fleetguard AF4023 air filter isn’t just a replacement part—it’s a commitment to quality and performance. Its advanced design not only promotes efficient filtration but also helps extend engine life, reducing maintenance costs. Enjoy easy installation and dependable operation backed by 35 years of industry expertise.

Explore our full range of products, including detailed air filtration options on our Air Filters page, or check out our exclusive Fleetguard collection for additional high-performance solutions.