Chris Backlund scoured the Internet for months looking for someone to reprogram his engine’s electronic control module. The Fort Collins, Colo., resident hauls asphalt and road base in varied terrain ...

Heavy-duty trucks and industrial vehicles depend on more than just diesel fuel and horsepower — the brains behind their brawn often lie in diagnostic software, and Cummins INSITE is one such tool.

A stock Dodge Cummins H.O. comes with plenty of power, but once you succumb to the urge and add big tires and a lift kit, you can be left wishing for more grunt under the hood. Our test vehicle was an ...