NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
Reserve Online Participant
Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
This store has been geolocated for you.
Looking to get a repair done? Find an AutoCare Center

BlueDEF Diesel Exhaust Fluid (DEF) - 2.5 gal

BlueDEF Diesel Exhaust Fluid (DEF) - 2.5 gal

Part #: NAF DEF002
Line: NAPA Antifreeze

This item is currently not at your store, but is available for order. Please call store to verify the specific location and delivery details for this item. Note that additional shipping charges may be required.

Requested quantity is not available. Please update the quantity below.

Features & Benefits

Warranty: Standard : No Warranty, Expressed or Implied


BlueDEF Diesel Exhaust Fluid is a mixture of high purity synthetic urea and deionized water that is used in Selective Catalytic Reduction (SCR) systems in diesel vehicles. DEF is used to help convert NOx to harmless nitrogen and water. 

  • BlueDEF's Purity Guarantee is our assurance the DEF you are purchasing has been tested to meet or exceed the strictest OEM standards
  • America's #1 brand of Diesel Exhaust Fluid
  • Conforms to the ISO-22241-1 specification for DEF, and is an American Petroleum Institute (API) certified diesel exhaust fluid
  • Compatible with all diesel SCR systems
  • Non-flammable formula makes handling safe and easy


Brand Blue DEF
Container Size 2.5 gal (US)
Sub Brand Blue
VMRS Code 053999165

Safety Information

Vehicle Fitment Guide

Product Reviews