How To Replace Your Spark Plugs | Autoblog Wrenched
Spark plugs are the heart of your car's ignition system. If yours are worn out, new ones can dramatically improve your performance. See how to replace them here.
Spark Plugs
Bracing for EV shift, NGK Spark Plug ignites all solid-state battery quest
"Ultimately this could make our spark plug and oxygen sensor businesses obsolete."