AirDog FF100-2 Fuel Filter – 2 Micron | Fits AirDog I, II, II-4G, II-5G

The AirDog FF100-2 Fuel Filter is a 2-micron replacement filter engineered for use with all AirDog® fuel system models, including AirDog® I, II, II-4G, and II-5G. Its ultra-fine filtration protects your engine by capturing smaller fuel contaminants that can harm sensitive diesel injection components. This filter helps maintain peak engine performance and prolongs injector life.

Key Features:

• 2-micron filtration for maximum fuel purity

• Compatible with AirDog® I, II, II-4G, and II-5G systems

• Direct-fit design for fast, hassle-free replacement

• Enhances fuel system longevity and injector protection

• Durable construction for consistent filtration performance

Cross Reference Part Numbers (fitment only – micron rating may vary):

• Standard Height:

  • NAPA: 3420

  • WIX: 33420

  • Baldwin: BF-7531

  • Fleetguard: FF5613 (Stratapore Media)

  • LuberFiner: LFF3545

• Extended Height:

  • NAPA: 3626

  • WIX: 33626

  • Fleetguard: FF63051NN (Nanonet Media)

  • Donaldson: P551315 (Cellulose Media)

  • Donaldson: DBF5816 (Donaldson Blue with Synteq XP)

Vehicle & System Fitment:

• Designed for all AirDog® I, II, II-4G, and II-5G fuel systems

• Not vehicle-specific; fits AirDog fuel systems universally

What's Included:

• (1) AirDog FF100-2 Fuel Filter – 2 Micron

For case of 12 check HERE and save on a bulk order!