2.5 Gal. Diesel Exhaust Fluid (DEF)

This 2.5-gallon container of Diesel Exhaust Fluid (DEF) is formulated for use in SCR-equipped diesel trucks to reduce NOx emissions and keep your engine running within spec. A convenient size for topping off between fill-ups.

In stock and ready to ship fast from our Pennsylvania warehouse near I-78 — most orders ship same day. Financing options are available at checkout for bulk DEF orders, and our team is happy to help.