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AirDog Replacement Filters

AirDog Replacement Filters

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 - 20,000 miles. Water Separators have a much longer service interval and replacement depends on the physical condition.

Product Description Quantity Order
FF100-2 (2 Micron Fuel Filter): $23.00
Part# FF100-2
WS-80 (Water Separator Filter)(Steel Petcocks): $26.00
Part# WS100

Replacement Fuel Filter Details:

  • Direct factory replacement
  • Filters up to 2 microns
  • Fits AirDog 1 and AirDog 2
  • Typical service interval = 1 Year or 15-20K Miles
  • Full manufacturer's warranty

Replacement Water Separator Details:

  • Direct factory replacement
  • Fits AirDog 1 and AirDog 2
  • Full manufacturer's warranty
Common Filter cross reference part numbers;
Napa Fuel Filter 3420 (For WIX add a 3 before part number)
Napa Water Separator 3616 (For WIX add a 3 before part number)
CAT Fuel Filter 1R0751 (Some modifications to base needed to install)
Donaldson Fuel Filter P551315
Baldwin Water Separator BF1275
Thoroughbred Diesel logo glowing Thoroughbred Diesel Performance and Repair Shop
4843 Rockwell rd.
Winchester, KY 40391
Call Toll Free: 1-866-737-4966

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