Sounds like one of those energy drinks. And in a way, it is. It’s the new ingredient BP is touting in its gasoline to clean intake valves to keep your engine humming. Though we don’t know exactly what ...

Carbon buildup can create some big issues while you're driving. A few engine parts are more susceptible to it than others, so ...

The other day I dropped my car off at a European specialist shop, and while I was there, a technician was working in the engine bay of a Mk7 Golf R, cleaning out carbon deposits off the intake valves.