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Diesel Exhaust fluid DEF

Clean Diesel Exhaust Fluid is the key to maximum fuel efficiency and minimal environmental impact. Our highly pure DEF and delivery procedures ensures you only get the good stuff.

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Senergy delivers the highest quality Diesel Exhaust Fluid (DEF) at any quantity. Give us a few details and we’ll give you a free quote. 

Note: If you don’t know how many gallons per month you are using, a good rule of thumb is your DEF consumption is about 4% of your diesel fuel consumption.

Why Diesel Exhaust Fluid (DEF) from Senergy?


Diesel Exhaust Fluid is a key component to modern diesel engines and only the highest purity will have maximum effectiveness.


With our brand new Senergy DEF trucks, we are able to deliver DEF in bulk or in smaller packaged quantities. You can also pump DEF at most of our Cardlock locations. 


Senergy understands the effectiveness of DEF depends on its’ cleanliness. The smallest impurity can contaminate thousands of gallons. Senergy’s internal processes ensure the best quality of product is transferred expertly from our tanks to your inventory. 

Diesel Exhaust Fluid (DEF)

Diesel Exhaust Fluid (DEF) continues to grow in demand and you are seeing more of your equipment require it. Federal mandates for exhaust emissions continues to expand. Are you handling DEF correctly? Is your storage system reduce your DEF shelf life or adding contaminants? Watch our training series on DEF here.

We offer:

  • All package sizes from bulk to gallon
  • ISO-22241-1 and API Certified
  • Cardlock availability
  • Equipment including tanks and pumps

The highest quality products at a competitive price

Senergy has been the distributor of choice in the Southwest for decades. We only carry the highest quality products at the most competitive price possible. Our brands are themselves market leaders offering a variety of options and price points.

Wholesale Fuels

Our fleet of fuel trucks delivers clear diesel, red-dye diesel, unleaded, and premium unleaded on time and in full.


Your equipment demands the highest quality lubricants to keep them running smooth and efficient. Senergy offers world-class lubricant products at every price point.


Every business needs ways to maximize efficiency while reducing costs. When you own and operate a fleet, commercial fuel cards can help keep track of expenses and save money.

Diesel Exhaust Fluid

Clean Diesel Exhaust Fluid is the key to maximum fuel efficiency and minimal environment impact. Our high quality DEF and delivery procedures ensures you only get the good stuff.

Retail Fuel

Top-tier bulk fuel options are available to our retail locations.

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