Mainstream diesel performance hit a home run when Dodge introduced the Cummins-powered Dodge Ram in 1989. In stock trim, the trucks were reliable yet underpowered, but it wasn’t long before ...

We recently discussed diesel programmers and the role they play in our pursuit of higher performance. Although the OBD-II-driven devices have many different functions, changing the parameters in a ...

Your truck's factory settings are holding back more power than you'd expect.

Edge Products is giving GM Duramax owners a shot at upgrading their oil-burner with its new Insight CTS3 and Evolution CTS3 kits, offering not only digital monitoring of engine parameters, but also ...

Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Growing up, Mark always had a mind for tinkering on random items throughout his home and dad’s garage, including a 1953 Ford Mainline and ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

Diesel is a fuel that has had a mixed history, with varying levels of take-up by consumers around the world. In the world of transport, diesel engines have offered better fuel economy and torque than ...

The Porsche Cayenne Diesel is both a bitter and sweet vehicle for the German premium brand. Of course, it will bring sales to a new level, but it has also delivered a hard blow to the carmaker’s image ...

RealTruck.com reports on the latest truck accessories, featuring new products to enhance vehicle performance and style.