6.6 Duramax Engine Specs 2024 ❤️


6.6 Duramax Engine Specs

Its 6.6L Duramax engine is a turbocharged diesel engine manufactured through General Motors. It has been utilized in a range of GM Automobiles, including those like the Chevrolet Silverado HD, GMC Sierra HD, Chevrolet Express As well As GMC Savana. It is renowned for its strength, durability, And torque.

There are two major generations in the 6.6L Duramax engine: the LGH and the L5P. The LGH engine came out in the year 2010 And has a rating of 335 horsepower and a torque of 660 lb-ft. 


The L5P engine came out in 2017 and is rated with a power of 445 horses and a torque output of 910 lbs (2024 models Are rated At 470 horsepower And 975 lb-ft of torque).

Here are a few most important characteristics that are included in this 6.6L Duramax engine:

EngineDisplacement (L)Horsepower (hp)Torque (lb-ft)TransmissionThe Economy of Fuel (City/Highway mpg)Engine Oil Capacity (qts)Oil Filter Type
LGH6.63356856-speed Automatic15/2112Full-flow
L5P (2023)6.644591010-speed Automatic17/2613Full-flow
L5P (2024)6.647097510-speed Automatic17/2613Full-flow


The 6.6 Duramax engine is A strong and efficient diesel engine developed by General Motors for use in many full-size half-ton pickup trucks And large SUVs.

The engine has been subject to numerous improvements over time which resulted in greater performance and torque.

The most recent models, like the new 2024 model, called L5P Duramax have enhanced engine braking As well As A brand new turbocharger and pistons that have An angled bowl design along with other innovations. I hope that this article was informative And useful to you. Thanks for reading!