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The U.S. average diesel retail price declined 2.3 cents to $2.379, the Department of Energy reported.

The global oil market is "severely oversupplied" with gasoline — with stocks at a five-year high — serving as a blow to crude prices from next month, reckon Morgan Stanley analysts led by Adam Longson.

Growing corridors of natural-gas fueling stations, together with a scattering of other ways to power heavy-duty trucks, make up an expanding infrastructure providing alternatives to traditional diesel.

WASHINGTON — Shell Rotella has unveiled its new lineup of lubricating oils, products designed to maintain the hotter-burning diesel engines coming in January 2017 and beyond.

Oil dropped to the lowest close in more than two months as the United States heads to the end of the summer-driving season with ample inventories.

WASHINGTON — Manufacturer Shell Rotella rolled out its new lineup of lubricating oils designed to maintain the hotter-burning diesel engines coming in January 2017 and beyond.

Fleet-tracking companies Teletrac Inc. and Navman Wireless announced a new telematics platform that combines their two product lines into one offering for customers. 

The U.S. average diesel retail price slipped 1.2 cents to $2.402 as inventories of crude oil and refined products remain high, the Department of Energy reported.

A Toys "R" Us employee pleaded guilty in a Brooklyn, New York, federal court on July 14 to a criminal fraud charge, after being accused of stealing nearly $2 million meant to help truck drivers cover their costs and putting it on a debit card.

The U.S. average diesel retail price slipped 0.9 cent to $2.414, the Department of Energy reported, as high domestic inventories and international output depressed crude oil prices.