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AirDog Water Separator - WS100

Thoroughbred Sku #: PFTWS100
Manufacturer Sku #: WS100


Add a AirDog Fuel Filter?

Product Details

Product Name: AirDog Water Separator
Manufacturer: Airdog
Manufacturer Part #: WS100
Thoroughbred Diesel Part #: PFTWS100
Fitment Notes: AirDog Fuel Pump

AirDog I and AirDog II replacement fuel filters & water separators. The replacement fuel filters are 2 Micron, and the typical service interval is 1 year, or 15,000 miles. Water Separators have a much longer service interval and replacement depends on the physical condition.

  • Direct factory replacement
  • Fits AirDog 1 and AirDog 2
  • Full manufacturers warranty

Cross Reference Numbers:

  • NAPA: 3616
  • WIX: 33616
  • Baldwin: BF-1275
  • Fleetguard: FS19768
  • Donaldson: P550550
  • LuberFiner: LFF9594


  • do i need a new seperator when i change the fuel filter

    gauge | 12/23/2019

    We always suggest changing both at the same time.

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