Your DPF and DOC don’t fail overnight—they fail slowly, one idle session and one short trip at a time. Some think emissions system issues are bad luck or bad engineering, but the truth is these ...

Competition products calls its x-beam rod the ultimate Duramax connecting rod. Its design is said to reduce weight while providing more strength and durability. Constructed from aircraft-quality 4340 ...

In the first installment of this two-part series ( “White-Glove Treatment - Duramax Power and MPG Upgrade"), we performed an experiment using Hypertech’s Max Energy 2.0 programmer on Chet Kokkeler’s ...