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:
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2-micron filtration for maximum fuel purity
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Compatible with AirDog® I, II, II-4G, and II-5G systems
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Direct-fit design for fast, hassle-free replacement
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Enhances fuel system longevity and injector protection
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Durable construction for consistent filtration performance
Cross Reference Part Numbers (fitment only – micron rating may vary):
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Standard Height:
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NAPA: 3420
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WIX: 33420
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Baldwin: BF-7531
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Fleetguard: FF5613 (Stratapore Media)
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LuberFiner: LFF3545
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Extended Height:
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NAPA: 3626
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WIX: 33626
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Fleetguard: FF63051NN (Nanonet Media)
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Donaldson: P551315 (Cellulose Media)
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Donaldson: DBF5816 (Donaldson Blue with Synteq XP)
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Vehicle & System Fitment:
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Designed for all AirDog® I, II, II-4G, and II-5G fuel systems
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Not vehicle-specific; fits AirDog fuel systems universally
What's Included:
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(1) AirDog FF100-2 Fuel Filter – 2 Micron
For case of 12 check HERE and save on a bulk order!