Why Do NGK Plugs Have Two Numbers?
Many spark plug brands, including NGK, have two different ID numbers assigned to spark plugs...
Learn MoreNGK.com specializes in hard to find NGK products. We are not NGK Spark Plugs USA. To contact them, click here.
Many spark plug brands, including NGK, have two different ID numbers assigned to spark plugs...
Learn MoreEach spark plug has a unique heat range. How can you find a plug that is a hotter or colder heat range?...
Learn MoreIridium - yes. Platinum - no. Ruthenium - maybe...
Learn MoreNGK IX Iridium plugs are given a life expectancy of 40-50k miles, while their OEM Laser Iridium plugs typically last 80-100k miles...
Learn MoreDoes a wasted spark ignition system require special spark plugs?
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