Cars and trucks that burn fuels also produce emissions that are toxic to people and the environment. For that reason, catalytic converters have been added to modern exhaust systems to help transform ...

When people talk about catalytic converters, the assumption is that they're talking about gasoline-powered vehicles. But modern diesel use catalytic converters, just like your average gas-powered car.

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...

• New diesel-emissions regulations for off-road equipment took effect in January. • All engine manufacturers are tuning incylinder combustion to minimize emissions. • Where exhaust aftertreatment is ...