Cars with internal combustion engines — as opposed to electric vehicles, which still depend on a few fluids themselves — require various fluids to keep everything running smoothly. If you've been ...

The engine oil coursing through your car is so much more than just a lubricant for its moving parts. Engine oil protects the components under the hood, helps dissipate heat, and works to keep your ...

Last month we began a new series on the basic operation of the internal combustion engine. We realize that many of our readers may be new to the high-performance scene and do not fully understand the ...

Oil is the lifeblood of an engine, and changing it regularly is a simple act of maintaining your car. Doing so will keep it running smoothly and to prevent sludge and debris from building up inside.

At a time when vehicle diagnostics can demand a computer science degree, being able to get some insight into your engine health with nothing but a rag and a bit of know-how can be downright refreshing ...

Change is coming for heavy-duty engine oils. The American Petroleum Institute’s Proposed Category 12 (PC-12) is currently under development. PC-12 will raise the bar for engine oil performance across ...