It may come as a surprise to some that Garrett (now going by the name Garrett: Advancing Motion) supplies Ford Motor Company and provided the original equipment turbocharger for the 7.3L, 6.0L, and ...

In a diesel engine, adding more fuel will almost always result in more horsepower, and last month, that's exactly what we did in our "Fuel It Up!" article. There are drawbacks to making power in this ...

As good as the 5.9-liter Cummins engine is, it could do with the nicer variable geometry turbo from the newer 6.7-liter. Is it possible to do that?