Keep water out of your diesel fuel system with the Baldwin Fuel Water Separator Filter PF7890-30. It drops in as a direct-fit replacement for many vehicles, among them the 1988-2003 Freightliner FLD120 10.0L / 10.8L / 14.0L / 14.6L, 2008-2017 Mack GU8 10.8L / 12.8L and 2008-2017 Mack GU7 12.8L. This filter separates water and contaminants from the fuel before they can reach the injection system. It also serves numerous Caterpillar and Cummins off-highway gen-set and industrial engine applications. See the Buyer's Guide tab for the full list.
Replacing the fuel/water separator at the recommended service interval helps maintain clean fuel delivery and helps reduce the risk of water-related injection wear.
What does this filter do?
The PF7890-30 is a fuel/water separator filter — it removes water and contaminants from diesel fuel before they reach the injection system, helping protect injectors and the fuel pump.
Will this fit my truck?
It's a direct-fit replacement for many vehicles, such as the 1988-2003 Freightliner FLD120 10.0L / 10.8L / 14.0L / 14.6L and 2008-2017 Mack GU8 10.8L / 12.8L. Check the Buyer's Guide tab to confirm.
Does it fit off-highway and generator engines?
Yes. It's cataloged for numerous Caterpillar and Cummins gen-set and industrial engine applications. See the Buyer's Guide tab for the complete list.
How often should I replace it?
Replace the fuel/water separator at the interval in your vehicle or equipment service information, or sooner if fuel flow drops or water is detected in the system.
Why is separating water from fuel important?
Water in diesel fuel can cause corrosion and accelerated wear in the injection system. This separator helps pull that water out before it reaches sensitive components.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
