Donaldson Filtration P181004 Primary Round Air Filter

The Donaldson P181004 is a primary round air filter engineered for heavy-duty engine applications. This high-performance air intake filter features a round design with cellulose filter media that delivers exceptional filtration efficiency to protect engines from harmful contaminants and extend service life.

Key Features:

• High-efficiency cellulose media provides 99.9% filtration efficiency per ISO 5011 testing standards
• Primary round style filter with 12.76-inch outer diameter and 8.39-inch inner diameter
• 15.00-inch overall length with 14.02-inch media length for maximum dirt-holding capacity
• Corrosion-resistant coated steel liner supports media during operation and maximizes airflow
• Reliable Radial Seal design keeps the filter securely in place even under heavy vibration
• Designed for MACK 57MD31 and other heavy-duty diesel engine applications

Donaldson has pioneered heavy-duty engine air filtration since 1915, and the P181004 represents over a century of innovation in protecting engines from dust, dirt, and debris. This filter is manufactured in the United States and meets strict quality standards for demanding on-road and off-road applications.