Donaldson Primary Radial Seal™ Air Filter for International

Replacement filters for Fleetguard Optiair air purifiers offer superior performance and proven protection.
• High-efficiency cellulose media has proven performance in a wide range of heavy-duty diesel engine applications.
• Unique sawtooth design compresses to cushion and hold the filter in place, providing a secure seal, even in harsh environments.
• RadialSeal™ design allows for quick filter changes.
• Durable structural support protects filters from damage or collapse in high vibration applications or wet conditions.