There are numerous differences between diesel and gas engines, including the number of fuel filters each uses. Here's why ...

Direct injection. Just about every car has it now, and those that don’t probably will in the next few years. It can add power, reduce emissions, and is a big part of why just about everybody is ...

Diesel engine emissions, notably nitrogen oxides (NOx) and particulate matter, remain a critical environmental and regulatory challenge worldwide. Advances in fuel injection strategies have become ...

What is a 5.9-liter Cummins diesel engine? Well, for hardcore enthusiasts, it's arguably one of the most popular oil-burners ever produced. Cummins engines were dominant in agriculture long before ...