While we were out looking for a truck that would satisfy our needs, one found us. At the '07 DHRA Vegas Nationals, the winner of the 12.0 class was Joe Komaromi from Pacific Performance Engineering ...

Chad Simper lives in Vernal, Utah, but shows up at dyno events and sled pulls all over the western half of the United States. His '05 Chevy 2500HD looks pretty normal until the hood lifts up. That's ...

These days, the Duramax namesake is as linked with turbo diesel engines as peanut butter is to jelly. That wasn't always the case, though. In the late '80s and early '90s, GM's Detroit Diesel couldn't ...

The 2024 GMC Sierra AT4X is getting an upgraded powerplant for the new model year. Where it once solely featured GM’s 6.2-liter V8 truck engine, it’s now set to offer Duramax diesel power as standard.

Diesel enthusiasts looking to upgrade the turbocharger on their 2017 through 2019 Duramax turbo-diesel L5P V8 engine can now turn to Wehrli Custom Fabrication for its latest single turbo upgrade kit.

The Chevrolet Silverado HD — and its corporate twin in the GMC Sierra HD — can be had with either a standard 6.6-liter gasoline V8, or the optional 6.6-liter Duramax turbo-diesel. Opting for the TD ...

Known under the VIN code Y, the L5P Duramax is the latest evolution of the 6.6-liter turbo diesel that powers the Silverado HD and Sierra HD. Introduced for the 2017 model year and mated exclusively ...