Keeping you Ready for the Road Ahead™, this Dorman Diesel Exhaust Fluid Filler Cap is a sure replacement for an original cap that is leaking or worn, restoring your truck to proper working order. This heavy duty DEF cap is a necessary choice providing craftsmanship you can count on.
FleetPride is your First Click in Heavy Duty®.
A necessary replacement item for passing inspection in certain states
Constructed from high-quality, heat-resistant materials for a long service life
Restores functionality as a trustworthy replacement for the original cap that is leaking or failed due to wear
Direct replacement for 2010-2021 Kenworth and 2010-2022 Peterbilt applications
Quick Order
