In the diesel performance realm, it’s not uncommon for general repair items to morph into high-horsepower builds. Case in point, when this ’09 GMC Sierra came into Flynn’s Shop in Alexander, Illinois, ...

We’ve shown you spy photos and shared what our sources have told us, but now GM has pulled back more of the veil surrounding its next-generation heavy-duty Duramax diesel V-8 engine program. The ...

GMC Sierra HD owners looking to squeeze more performance from their Duramax engines now have a new plug-and-play solution, courtesy of the folks from Gale Banks Engineering. The well-known diesel ...

The 6.6-liter LMM Duramax V8 diesel engine was introduced midway through the 2007 model year, when it replaced the 6.6 liter LBZ Duramax variant. As such, it powered Chevrolet Silverado Heavy-Duty and ...

General Motors' Duramax engine family is one of the three leading names in diesel engines, right up there with Ford's Power Stroke and Cummins' diesel engines — like the legendary Cummins 6BT — ...

GM's new 6.6-liter "LML" Duramax V-8 turbodiesel for its 2011 Chevrolet Silverado and GMC Sierra Heavy Duty pickups will be capable of burning B20 biodiesel fuel, according to a GM press release ...

The L5P Duramax diesel V8 is what powers heavy-duty work trucks like the 2025 Chevy Silverado 2500 HD and is an amazing powerhouse. It didn't exactly start off that way back in 1984 when GM first ...

Alina has been enthusiastic about vehicles her entire life, and even from an early age found herself itching to get behind the wheel. Through high school and college, she could be found reading ...

General Motors' Duramax engine is one of the most legendary diesel engines, next to Ford's Power Stroke and the Cummins diesel engines in trucks like the Dodge Ram. But while it may not have the ...