Keeping tabs on your transmission’s vitals has always been tough, because unlike your engine, most trucks do not have a transmission fluid temp gauge, or even an idiot light. And if you are like us ...

The GMT800 generation of General Motors’ fullsize trucks and SUVs is one of the most popular among truck enthusiasts—and for good reason. They’re thoroughly modern vehicles, but still relatively easy ...

Get rid of destructive heat with an external oil cooler for your engine, transmission, power steering and rearend. Have you ever considered how hot oil gets inside your engine, transmission, ...

The automatic transmission remains one of the most significant inventions in the history of the auto industry. In its early days, it made driving a car easier, and in recent years has allowed ...

There is one inescapable fact about any high-performance machine: If it makes power, it also makes heat. We're talkin' BTU's to the max. The combustion process and high-stall-speed torque converters ...