The concept of diesel performance used to be a contradiction. It often involved bolting an expensive aftermarket turbo system onto a heavy truck barely capable of getting out of its own black cloud.

Introduced in 2001, Duramax turbo diesels are up there with the very best from Cummins for the Ram truck brand and Power Stroke for the Ford F-Series line. The 6.6-liter V8 in the Silverado HD and ...

Part of the fun of driving a heavy-duty eight-lug truck is all that pure power—especially if you're sitting behind a big diesel. Unlike a gas burner, there are so many easy and affordable ...