Counter Spark Knock with High-Octane Fuel
When fuel is ignited seemingly at random and without the aid of a spark plug firing, it’s called spark knock – which is another term for detonation.

Direct Injection Engine (GDI) vs. Port Fuel Injection
GDI isn’t perfect, but it’s become the technology of choice on many newer models.

Conventional Oils vs. Synthetics: It’s All About that Base
The base oil is what determines if the oil is considered a synthetic or conventional oil.

New Motor Oils and OEM Requirements
As the OEMs began adopting electronic fuel injection on most of their mass-produced vehicles, the role of engine oils also began to change.
