The Chevy Tahoe is a worthy family hauler with a spacious cabin, good towing capacity and, in the case of units equipped with the Duramax diesel engine, class-leading fuel economy. However, GM has ...

It's no secret that two turbos on a diesel engine are significantly better than one, but the problem is getting an extra turbocharger to fit. The six-cylinder Cummins engines have lots of space in the ...