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(888) 312-8812 Login SignupWhen DEF filtration is due, the Fleetguard DEF Filter removes contamination before the fluid reaches sensitive SCR dosing hardware. That dedicated filtration role matters because particles carried in the DEF supply can continue downstream toward dosing-system components. The Fleetguard UF106 covers both Cummins and non-Cummins medium- and heavy-duty truck applications, giving fleets useful service reach across different vehicle platforms. For technicians, it remains a purpose-built SCR-system maintenance item rather than a general fluid filter adapted from another vehicle system.
Urea Filter
| Brand | Part Number |
|---|---|
| CUMMINS | 4388378 |
| FREIGHTLINER | 1421089, A0001421089, A-000-142-10-89 |
| MANN-HUMMEL FILTERS | U58/11KIT |
| MERCEDES-BENZ | 1421089, A0001421089 |
| N/A | X773038, WS10021, PE17002KIT, 96877, 6051964, 0019999480, 1540571, 90026210, E104U, 1420589, 110705N1, 2122909PE, 2006483, PEA180, 15504805, 1421089, A0001421089, KD70436, 400J4543, A064F142, ALU21006, ZSAE00590 |
| WIX FILTERS | WS10021 |
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Since 1987, Fleetguard® has been one of the world's leaders in filtration solutions for both on- and off-highway applications. Whether it's air, fuel, oil, or hydraulic filtration, Fleetguard filters provide superior protection against contaminants for engines and sensitive equipment in the agriculture, construction, commercial vehicle, marine, mining, and power generation industries. Each filter is fitted with high-quality filter media for longer service life as well as a more compact design to accommodate shrinking engine compartments found in modern vehicles. All products also undergo extensive performance tests and strict quality control procedures to ensure durability and consistent performance, even in the most demanding operating conditions.
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