Introduced in 2001, Duramax turbo diesels are up there with the very best from Cummins for the Ram truck brand and Power Stroke for the Ford F-Series line. The 6.6-liter V8 in the Silverado HD and ...

Edge Products is giving GM Duramax owners a shot at upgrading their oil-burner with its new Insight CTS3 and Evolution CTS3 kits, offering not only digital monitoring of engine parameters, but also ...

Modern diesels have boatloads of power and torque and tend to yield very decent fuel economy even while towing or hauling the heaviest of cargos. One thing’s for certain though, you can never have too ...

The aftermarket is full of claims of improved performance, but the true test of a product’s effectiveness is putting it to the test through objective measures of the claims. Over the last decade, ...