Heavy Duty Trucking Logo
MenuMENU
SearchSEARCH

DEF Prices Continue to Rise

U.S. and Canadian bulk diesel exhaust fluid prices continued to rise in March, even as feedstock prices declined slightly, according to Integer Research's March DEF price tracker.

Jim Beach
Jim BeachTechnology Contributing Editor
Read Jim's Posts
March 27, 2014
1 min to read


U.S. and Canadian bulk diesel exhaust fluid prices continued to rise in March, even as feedstock prices declined slightly, according to Integer Research's March DEF price tracker.

According to Integer, the average U.S. bulk DEF price increased in March over the previous month up four cents to $1.61 per gallon for full truckload deliveries and $1.93 per gallon for less-than-truckload deliveries. For tote refill deliveries, prices on average increased five cents to $1.99 per gallon.

Ad Loading...

Prices for tote refills in Canada increased an average of three cents in March to CA$0.64 per liter, while it was up a penny for full truckload and down a penny for less-than-truckload deliveries.

The lowest U.S. prices were reported in Atlanta and Cincinnati while the highest prices were in Denver and Phoenix.

The national DEF truck stop average prices remained at $2.80 per gallon in the U.S. and CA$0.80 per liter in Canada, Integer said.

More Fuel Smarts

SponsoredFebruary 1, 2026

Stop Watching Footage, Start Driving Results

6 intelligent dashcam tactics to improve safety and boost ROI

Read More →
Fuel Smartsby Deborah LockridgeJanuary 29, 2026

California: Clean Truck Check Rules Still in Force for Out-of-State Trucks, Despite EPA Disapproval

The Environmental Protection Agency said California can’t enforce its Heavy-Duty Inspection and Maintenance Regulation, known as Clean Truck Check, on vehicles registered outside the state. But California said it will keep enforcing the rule.

Read More →
Illustration of Department of Justice building superimposed by truck exhaust stacks
Fuel SmartsJanuary 27, 2026

Justice Department Pulls Back on Criminal Prosecution of Diesel Emissions Deletes

The Trump administration has announced it will no longer criminally prosecute “diesel delete” cases of truck owners altering emissions systems in violation of EPA regulations. What does that mean for heavy-duty fleets?

Read More →
Ad Loading...
HDT Spotlight video on natural gas truck engines.
Fuel Smartsby Jack RobertsJanuary 26, 2026

Why the Cummins X15N Changed the Conversation About Natural Gas Trucking

Natural gas is quietly building a reputation as a clean, affordable, and reliable alternative fuel for long-haul trucks. And Ian MacDonald with Hexagon Agility says the Cummins X15N is a big reason why.

Read More →
Blue Tesla Semi pulling flatbed trailer inside warehouse or manufacturing facility
Fuel SmartsJanuary 21, 2026

First Tesla Semi for RoadOne IntermodaLogistics

RoadOne IntermodaLogistics has bought a fully electric Tesla Semi heavy-duty truck, the first of up to 10 for its Oakland, California, operations.

Read More →
Mercedes-Benz eActros trucks.
Fuel SmartsJanuary 20, 2026

Mercedes-Benz Initiates Megawatt Charging and Long-Haul EV Truck Trials

Mercedes-Benz has begun a new series of tests in Europe to validate vehicle compatibility with megawatt chargers and assess charging performance, thermal management, and usability on long-haul duty routes.

Read More →
Ad Loading...
Windrose-Greenlane truck charging bundle.
Fuel SmartsJanuary 20, 2026

Windrose Bundles Free EV Truck Charging with Greenlane Infrastructure

Windrose customers will receive unlimited charging for three months on Greenlane’s high-power charging network.

Read More →
SponsoredJanuary 19, 2026

3 New Ways Fleet Software Pays: ROI opportunities for modern fleet managers

Safety, uptime, and insurance costs directly impact profitability. This eBook looks at how fleet software is evolving to deliver real ROI through proactive maintenance, AI-powered video telematics, and real-time driver coaching. Learn how fleets are reducing crashes, defending claims, and using integrated data to make smarter operational decisions.

Read More →
SponsoredJanuary 19, 2026

Basic Tracking vs Next Generation Fleet Technology

Fleet software is getting more sophisticated and effective than ever, tying big data models together to transform maintenance, safety, and the value of your existing tech stack. Fleet technology upgrades are undoubtedly an investment, but updated technology can offer a much higher return. Read how upgrading your fleet technology can increase the return on your investment.

Read More →
Ad Loading...
Fuel Smartsby Deborah LockridgeDecember 22, 2025

From Truck APUs to Intelligent Engines: NACFE Updates Idle Reduction Report

Idle reduction for heavy-duty trucks has come a long way. An updated playbook from the North American Council for Freight Efficiency explains what technologies deliver results today — and what’s coming next.

Read More →