GM's new 8.3L Duramax 'Mongoose' diesel targets 2027 HD trucks, outperforming Ford's Power Stroke.
GM’s 2027 'Mongoose' 8.3-liter diesel will outperform the current 6.6-liter unit and Ford’s Power Stroke in torque and horsepower. If you can wait, the 2027 model offers better resale value and peak performance, making it the superior long-term investment for heavy-duty buyers.
Original investigation and evidence breakdown published on Groundwork: life.
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