Replacement Filters

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 kits, 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.

SKU: FF100-2

PureFlow™ Technologies 2-micron fuel filter is manufactured with high-quality media, ideally suited to maximize the performance and benefits of the FPII-100 and FPII-125 AirDog® Heavy Duty and Industrial Diesel Fuel Systems.

UPC: 810025910037

Weight 0.93 lbs
Dimensions 6 x 3.06 in

SKU: FF200-MG-6

PureFlow™ Technologies FF200-MG-6 filter is performance matched to maximize the benefits that the AirDog® FPII system and the AirDog® Champ are designed to deliver without compromising filtration qualities or standards. The FF200-MG-6 is constructed using microglass media, which is the most effective media when it comes to filtration, but is also a freer flowing filter for a longer period of time than cellulose filters. It is common to run the FF200-MG-6 in excess of 36,000 miles if there is no algae or other serious contamination issues with the truck’s fuel system.

UPC: 810025910013

Weight 1.54 lbs
Dimensions 8 × 3.75 × 3.75 in

SKU: WS100

PureFlow™ Technologies WS100 Water Separator/Pre-Filter is performance matched to maximize the benefits of the AirDog® FPII-100 and FPII-125 Industrial Diesel Fuel Systems, without compromising filtration qualities or standards. The WS100 water separator is a serviceable filter, and simply requires draining at regular intervals.

UPC: 810025910051

Weight 0.99 lbs
Dimensions 5.75 x 3.06 in

SKU: WS200-WS

PureFlow™ Technologies WS200-WS Water Separator/Pre-Filter is performance matched to maximize the benefits of the AirDog® FPII system without compromising filtration qualities or standards. The WS200-WS water separator is a serviceable filter and simply requires draining at regular intervals. Replacement of the water separator is only necessary if it becomes damaged or permanently plugged.

UPC: 810025910020

Weight 1.32 lbs
Dimensions 8 × 3.75 × 3.75 in

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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.
AirDog