US Diesel Parts - 2017 - 2019 6.6L Duramax L5P

Chevy / GMC - 2017 - 2019 6.6L Duramax L5P

The L5P Duramax is the latest version of the Duramax V8 diesel engine.(engine code Y) Introduced in the 2017 model year it is the most powerful diesel engine GM has produced with 445 hp @ 2,800 rpm and 910 lb-ft @ 1,600 rpm. Design spec performance can exceed 550 bhp @ 3050 rpm and 1050 lb-ft at 1975 rpm.

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Chevy / GMC - 2017 - 2019 6.6L Duramax L5P - Programmers | Tuners | Chips - 2017-2019 GM Duramax L5P
Electronic Performance Chips, Programmers, Tuners, and Gauge Display Monitors for 2017+ GM L5P Duramax Diesel - Get the most out of your electronically controlled diesel engine for work or play.
Chevy / GMC - 2017 - 2019 6.6L Duramax L5P - Cold Air Intakes - 6.6L Duramax L5P
It's impressive how much a difference a cold air intake can make for such a simple upgrade. Adding one is easy and isn't very invasive so typically won't affect your vehicles warranty like other high profile upgrades do.
Chevy / GMC - 2017 - 2019 6.6L Duramax L5P - Exhaust Systems - GM Duramax L5P
Performance exhaust systems are a key component in maximizing your Duramax's fuel efficiency and horsepower. The L5P comes equipped with the a DPF (Diesel Particulate Filter) which is designed...More Details »