Mixture of 32.5% high purity synthetic urea and 67.5% deionized water is used in Selective Catalytic Reduction (SCR) systems on 2010 and later diesel engines.
Used to help convert NOx to harmless nitrogen and water. Stable, colorless, non-flammable, non-toxic. Conforms to ISO-22241-1 specification for DEF, is API registered and meets or exceeds OEM specifications. Made in USA.
Before You Order
Verify part number DEF003 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify DEF003 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.
