2024 Gmc Denali Ultimate 2024. 2024 gmc sierra 2500hd and 3500hd pickup trucks equipped with the denali ultimate trim are the only truck in gmc’s lineup that come standard with the 6.6l l5p duramax diesel engine, producing 470. The 2024 gmc sierra 1500 denali and denali ultimate are the most luxurious pickup trucks in their class, offering another level of innovation and capability.
The 2024 gmc sierra 1500 denali ultimate is the absolute top rung in the brand’s luxury truck hierarchy. Test drive new 2024 gmc sierra 1500 denali ultimate at home from the top dealers in your area.