In our "Order of Modifications" article (see page 88), we set out to determine which parts we should add first to our '02 Dodge Ram 3500. We quickly learned that the biggest exhaust, most aggressive ...

Getting a strong, steady, clean fuel supply to the high-pressure injection pump—whether mechanically or electronically controlled—is critical to the performance of any diesel engine. If that flow of ...

Have you ever wondered how fuel gets from the tank of a car to its engine? Well, for a diesel engine, it all starts with the lift pump, which is a low-pressure pump that draws the fuel up and out of ...