The L5P and LBZ are considered two of General Motors' best Duramax diesel engines, but each comes with its own strengths and ...
The Duramax L5P is already a powerhouse, but smart upgrades and proper tuning can take it to the next level without sacrificing reliability. From advanced monitoring tools to first-to-market tuning ...
The Duramax V8 L5P has a displacement of 6.6 liters, which is slightly smaller than the 6.7L engines offered by Ford and Ram. Despite this, the L5P delivers 470 horsepower at 2,800 rpm, making it ...
General Motors and heavy-duty trucks go a long way back. For the time being, the Chevrolet Silverado HD and its GMC-branded twin do the heavy lifting for the Detroit-based automaker. The Silverado HD ...