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Diesel fuel pump hose and handle against white background and test that reads Diesel Costs & Price Drivers Explained.

Articles•Wayne Parham•June 12, 2025

What Factors Influence Diesel Fuel Prices?

What embedded costs are there in a gallon of diesel fuel? What are the main factors impacting the price per gallon? Here are the answers.

A collage of photos from DieselGirl Missy Albin's career.

Articles•Lauren Fletcher•June 12, 2025

Breaking Fleet Stereotypes One Diesel Engine at a Time

DieselGirl Missy Albin proves women belong in fleet maintenance, smashing stereotypes one engine at a time.

Naturally Fueling Work Truck Fleets with CNG

Articles•Staff•June 10, 2025

How Next-Generation CNG Engines Are Changing Perceptions in the Fleet Industry

CNG is more than an alt fuel. Today’s engines offer real cost savings, cleaner ops, and diesel-matching power for commercial fleets looking to level up.

Chart shows increases or decreases of diesel fuel price in the US and five regions.

News•Wayne Parham•May 28, 2025

May Diesel Trends Update

This week, the average price of diesel fuel decreased nationally and in all five regions. The Gulf Coast and Rocky Mountain regions reported the largest decreases. The national average is nearly 5 cents lower than a week ago and 27 cents below last year’s average.

Products•May 22, 2025

Jasper Offers Remanufactured GM 6.6L Duramax LML Special Complete Engine

Jasper Engines & Transmissions now offers a General Motors 6.6L Duramax LML Special Complete diesel engine for 2011 to 2016 Chevrolet Silverado and GMC Sierra 2500HD and 3500HD trucks.

Mixed Energy with image of gas pump and charging station in background

Articles•Carlos Carriedo, WEX•May 20, 2025

How Mixed-Energy Fleets Are Shaping the Future of Fleet Management

Explore how mixed-energy fleets are reshaping commercial transportation with insights from WEX's latest survey and expert strategies for seamless integration.

News•News/Media Release•May 13, 2025

Isuzu Diesel Celebrates 50 Years in U.S.

Isuzu Motors America’s Powertrain Division is celebrating 50 years of meeting fleets’ needs with diesel engines in the U.S. Headquartered in Michigan, it is the exclusive Isuzu engine distributor in the U.S., Canada, and Latin America and is marketed in the U.S. as Isuzu Diesel.

Closeup of hand touring bottle of DPF cleaner into a fuel tank.

Products•May 13, 2025

6 Signs Your Diesel Vehicle’s DPF Needs Cleaning

Learn when to clean your car, truck, or SUV's diesel particulate filter, plus other helpful DPF tips from Rislone.

Work Truck Truck Chat Weekly Cheat Sheet with Lauren Fletcher - New Episode. Watch Now.

Videos•Lauren Fletcher•May 12, 2025

The Fleet Manager’s Weekly Cheat Sheet [May 12, 2025]

Fleet safety concerns, new electric work trucks, hybrid innovations, and a 2,400-mile electric drive — all in 60 seconds or less!

Photo Galleries•Staff•April 30, 2025

Explore the 2025 Ram HD Pickup Lineup (Photos)

Take a look at the full line of 2025 Ram HD trucks, from 2500, to 3500,.and the chassis cab. All are ready to work, whether gas- or diesel-powered. See them in action in the Arizona desert and towing up the Davis Dam Grade, where towing specs are established.

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