The Fleetguard AF421M filter is designed for demanding applications in heavy-duty trucks, buses, agricultural equipment, and plant filtration systems. With a robust design built on over 35 years of quality expertise, this filter is engineered to help your engine run smoother, cleaner, and more efficiently—even under extreme conditions.

Key Features

• Premium axial seal design for a secure, long-lasting fit
• Effective barrier against airborne contaminants to promote cleaner engine performance
• Enhanced engine protection to reduce wear and lower maintenance costs
• Compatible with Cummins engines and other heavy-duty powertrains
• Guaranteed genuine Fleetguard quality ensuring reliability and performance

Specifications

• Overall Height: Precisely measured in both inches and millimeters for an exact fit

• Example: Approximately 2.5 inches (63.5 mm) tall
  • Outer Diameter: Engineered for optimal seating and sealing
• Standard dimensions provide the largest inner diameter for improved flow
  • Inner Diameter: Designed for maximum filtration efficiency
  • Weight: Carefully calibrated for balance and ease of installation
  • Standard Testing: Meets or exceeds ISO 5011 benchmarks for quality assurance

This filter is ideal for both professionals and enthusiasts, offering improved engine performance and extended component life. Experience reliable protection and performance improvements—invest in a Fleetguard AF421M filter today and feel the difference that precision engineering delivers. Explore more genuine products in our Fleetguard collection to enhance your vehicle’s reliability.