In the first installment of this two-part series (“White-Glove Treatment - Duramax Power and MPG Upgrade"), we performed an experiment using Hypertech’s Max Energy 2.0 programmer on Chet Kokkeler’s ...
Chevrolet Commercial announced at the Work Truck Show that a new 6.6L V-8 gasoline engine for the 2021 Chevrolet Express and 2021 Chevrolet Low Cab Forward will replace the 6.0L gasser. While the 6.6L ...
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