What is AirBlueFluids DEF?
Engineered to meet current EPA regulations to reduce NOx emmissions and improve fuel economy.
A mixture of high-purity urea and deionized water (32.5% Urea Solution).
Specifically engineered for diesel engines as the reducing agent in Selective Catalytic Reduction (SCR) systems.
Non-toxic and non-flammable.
Certified by the American Petroleum Institute (API) since 2008.

AirBlueFluids DEF - 2 x 2.5 Gallon Case (FREE SHIPPING)
Sale price
Price
$36.99
Regular price
$39.99
Unit price
per
AirBlueFluids DEF - 55 Gallon Drum
Provides an average of 15,000 miles of DEF (results may vary depending on your vehicle).
Holds 55 US gallons or 208.2 liters.
Dimension: 24” x 24” x 36”.
Approximately 500 lbs full.
Discounts available for pallet quantities!
AirBlueFluids DEF - 275 Gallon Tote
Provides an average of 70,000 miles of DEF (results may vary depending on your vehicle).
Holds 275 US gallons or 1,041 liters.
Dimension: 40” x 48” x 40”
Approximately 2,500 lbs full.
Discounts available for truckload quantities!
AirBlueFluids DEF - 330 Gallon Tote
Provides an average of 84,000 miles of DEF (results may vary depending on your vehicle).
Holds 330 US gallons or 1,249.2 liters.
Dimension: 40” x 48” x 53”
Approximately 3,120 lbs full.
Discounts available for truckload quantities!
What is SCR?
Selective Catalytic Reduction (SCR) is one of the most cost-effective and fuel-efficient vehicle emissions control technologies available to reduce diesel engine emissions.
Helps to reduce NOx emissions by up to 90%.
Helps to reduce hydrocarbons (HC) and carbon monoxide (CO) emissions by 50-90%.
Helps to reduce particulate matter (PM) emissions by 30 – 50%.
The SCR System
