One of the many things we love about running a diesel engine is how long it will run. You can pack in a lot of mileage without needing major repair - as long as you take care of the motor and keep ...

Shell Rotella has introduced its own Diesel Exhaust Fluid, designed for on-highway medium- and heavy-duty trucks as well as off-highway construction equipment and trucks. Shell Rotella DEF is a high ...

Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations in 2010 when the Environmental Protection Agency mandated selective catalytic reduction technology. Selective ...

Diesel Exhaust Fluid has an expiration date, after which it becomes far less effective and can even damage your engine.

PACCAR has patented a method to evaluate Diesel Exhaust Fluid (DEF) quality in emissions aftertreatment systems. By analyzing NOx conversion efficiency in SCR units, the system adjusts DEF dosing to ...

The Environmental Protection Agency announced it is taking actions to ease the frustration and disruptions around sudden “derates” of diesel engines when they run out of diesel exhaust fluid or have a ...

The Cold Weather Diesel Reliability Act would require the EPA to authorize manufacturers to suspend engine derates and ...

Washington, D.C., Aug. 12, 2025 (GLOBE NEWSWIRE) -- The Engine Technology Forum issued the following statement from Allen Schaeffer, Executive Director, on the announcement from the U.S. Environmental ...

Aftertreatment systems have become an integral component of engines today due to the implementation of increasingly stringent emissions regulations. “In the last decade, aftertreatment systems used by ...

Instead of scrapping millions of internal combustion engine vehicles, interim solutions could be used to reduce emissions, contributing to lower environmental pollution, experts say.