Enhancing performance of the 6.6L Duramax L5P diesel engine that powers '17-to-current GMC and Chevrolet trucks is not an easy proposition. General Motors' calibration engineers have made it very ...
The world of diesel performance has undergone a tremendous amount of change in recent years. For all intents and purposes, on newer pickup trucks, SUVs, and vans, gone are the days of individuals—and ...
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