Replacement Filters

AirDog® Replacement Filters

PureFlow™ Technologies, Inc. offers replacement fuel filters and water separators to maintain your AirDog® and Champ™ diesel fuel system. When you use original AirDog® branded filters and accessories, you will ensure your diesel fuel system is up to par for years to come.

We also offer fuel line kit, heater kit, upgrade kits, and no-drill mounting bracket kits, which can be found on the Accessories page. If you have any questions, please call us at 1-877-463-4373, and our team will help you select the best products for your application, to ensure the longevity and optimal performance of your AirDog® and Champ™ fuel system.

For active duty service members or veterans, please call us at 1-877-463-4373 to take advantage of our 10% military discount in honor of your service.

Filter Cross References:

For maximum performance, use of the PureFlow™ fuel filters and water separators above are recommended, as the filters were designed for use with the AirDog®, Champ™, and Champ II™ systems. If you are needing filter cross reference info, please refer to the lists below.

For FPII-125, click here.

For FPII-150, FPII-200, Champ, and Champ II (Detroit only), click here.

Replacement Filters

AirDog® Replacement Filters

FF100-2: AirDog® FPII-100 and FPII-125 Fuel Filter 2 Micron

FF200-MG-6: AirDog® FPII System Fuel Filter 6 Micron (Microglass Media)

WS100: AirDog® FPII-100 and FPII-125 Water Separator (with drain)

WS200-WS: AirDog® FPII Commercial System Water Separator (wire screen with drain)