In its early years, the CP3 paired with the third-generation 24-valve 5.9-liter Cummins engine, which had variants that could push upwards of 305 horsepower and 555 pound-feet of torque. However, as ...

When a truck already has two giant turbos, a fire-ringed head, and Extrude-Honed injectors, you might think it's already "maxed out," but that wasn't stopping the team at Bud's Diesel. They realized ...

A steady supply of clean and dry fuel is essential to the long and happy life of a diesel engine. From its introduction in 2001 and through the 2010 model year, GM's 6.6L Duramax diesel engines were ...