Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel. During combustion, the water rapidly vaporizes, triggering micro-explosions ...

The feds aren't scrapping DEF altogether, but this could potentially address a large portion of emissions system failures.

EPA is rolling out new guidance for manufacturers of farm equipment and other heavy-duty vehicles, removing regulatory red tape requiring diesel-powered farm equipment to reduce engine torque ...

We may receive a commission on purchases made from links. Diesel engines help us accomplish a myriad of tasks every day. While it is true that diesel engines are more efficient than gasoline engines ...

Browse the most recommended diesel injector cleaners to maintain your car's engine and performance ...

Diesel engines typically have beefier, more robust cooling components to keep the motor cool in varying conditions. Modern diesels operate at a higher compression ratio, which makes their combustion ...