Dec 17, 2020 · 6.6L L5P Duramax Specifications, Information, and Resources! GM’s 6.6L L5P Duramax joined the ranks of Chevrolet Silverado HD and GMC Sierra HD trucks in 2017. While the trucks’ exteriors looked very similar to the LML Duramax, with exception to the newly found hood-scoop, the L5P diesel engine hardly resembles the old LML at all.

Featuring peak 445 horsepower and 910 lb-ft torque output ratings, the 6.6L L5P Duramax is the most powerful Duramax diesel offered to date. Although sharing its displacement with previous Duramax engines, one could almost characteristically classify the L5P as a clean slate design.

The L5P engine advances General Motors’ Duramax ® legacy for powerful, quiet, and durable diesels by offering more of those attributes with greater efficiency compared to the previous 2023 and older L5P engines. The latest L5P is even more capable with an impressive power rating of 470 horsepower and 975 lb.-ft. of torque.

Jun 2, 2021 · For a 4×4 crew cab dually, it consistently got 17mpg empty and between 9.5-11 towing depending on load and wind. These are actually calculated readings, not dash “estimates” which are always incorrect.

Dec 27, 2019 · Check out the charts below to determine when you need to perform regular maintenance tasks on your L5P. Please keep in mind that you should always double check …

May 17, 2023 · We also learn about the L5P Duramax engine utilizing improved engine braking through a more potent turbo vane actuator, upgraded valve springs, and the integration of the latest Engine Control Module featuring the new Global B architecture. The improved piston design aids with combustion and emissions.

Aug 7, 2024 · Hey everyone, I'm going to look at 2020 LP5 dually today with 178k miles on the truck. It has a flatbed, aux tank, and a few other add on's. I own a farm and the wife has horses, so it was time to upgrade my hauling truck.

Which Duramax engine is the best? How much horsepower and torque does the 6.6L Duramax produce? Comparison of the LB7, LLY, LBZ, LMM, LML, and LP5 Duramax!

Duramax L5P is a turbo-diesel V8 engine manufactured by GM since 2017 till date. L5P is only used in heavy-duty pickup trucks due to its increased HP, torque, and towing capacity. L5P is far more performance and comfort-oriented than its predecessor Duramax LML. L5P engine is a game-changer for GM.

Feb 1, 2017 · Here is the new Duramax L5P, shown exactly the way it was delivered from General Motors, with lift brackets and plastic red caps included. The only thing missing is the shipping crate. This photo...