The all-new V-8 powers the 2027 Chevy Silverado HD and GMC Sierra HD, with maximum towing capacity climbing to 38,000 pounds.

General Motors has teased a new Duramax diesel 8.3-liter engine that it has dubbed “Mongoose.” GM’s teaser video took shots ...

GM has spent years watching Ford make the biggest torque number in the heavy-duty pickup segment. Its answer is more displacement. GM has teased an all-new Duramax 8.3L Turbo-Diesel V8, which it says ...

General Motors confirmed 1,230 pound-feet of twist from the Mongoose, specifically the 8.3-liter Duramax fitted to 2027 model year HD trucks ...

GM has confirmed its all-new Mongoose 8.3L Duramax turbodiesel V8, but one very important question remains: how much power ...

General Motors has confirmed the rumored 8.3L Duramax Turbo-Diesel V8 engine, code-named Mongoose, for the 2027 Chevy Silverado HD and 2027 GMC Sierra HD.

The battle for supremacy in the pickup market is perhaps America’s most fiercely contested automotive arena. The diesel heavy ...

GM prepara un Duramax V8 de 8.3 litros para sus pickups HD 2027, con Ford en la mira y todavía muchas cifras por revelar ...

The largest among the Big Three in Detroit has released teaser footage of the much-awaited Megamax, which is actually codenamed Mongoose ...

The 2027 Silverado HD and Sierra HD are getting an enormous new 8.3-liter Duramax turbodiesel V8 nicknamed Mongoose ...

The 8.3L Duramax Mongoose is built to beat Ford and Ram, but $6.50-a-gallon diesel makes the timing brutal for buyers.

If you like seeing impressive engine specs, look no further than GM's latest V8 Duramax, which seems to be aiming to leave the competition behind.