DEF is a key component in lowering pollutants emitted from diesel engines, helping to reduce harmful emissions. Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations ...

Diesel exhaust fluid is essential for keeping your engine functioning without letting off too many emissions. But it doesn't ...

Diesel engines are disappearing from smaller cars and SUVs in the U.S. thanks to a series of emissions scandals since Dieselgate. But there are still plenty of heavy-duty pickups and larger trucks ...

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 ...

Diesel engines are known for several things. Power and torque are the biggest attractions, but there is another attribute that drivers like. They can rack up a lot of mileage without needing major ...

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 has introduced ...

Sick of DEF failures shutting you down? EPA is pushing changes that could reduce disruptions caused by faulty sensors.

For more information, please see EPA’s Diesel Exhaust Fluid. Since 2010, most on-road diesel trucks and many types of nonroad ...

The Environmental Protection Agency is asking diesel engine makers to provide information about diesel exhaust fluid system failures as it considers changes to emissions regulations. Ad Loading... The ...

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 ...