I am posting this as a new thread instead of hijacking the "Best Spark Plug" thread...
https://www.forbbodiesonly.com/moparforum/threads/best-spark-plugs.164499/
Caveat emptor goes without saying especially buying from eBay (IMO), but fake/counterfeit spark plugs (and other parts such as fuel injectors) continue to be reported for brands such as NGK, Bosch, Denso, & Autolite.
Here are a couple of good links for NKG spark plugs:
http://www.ngk-sparkplugs.jp/english/techinfo/fake/index.html
https://www.driven2automotive.com/b...-ix-spark-plugs-how-to-spot-them-august-2017/
https://www.forbbodiesonly.com/moparforum/threads/best-spark-plugs.164499/
Caveat emptor goes without saying especially buying from eBay (IMO), but fake/counterfeit spark plugs (and other parts such as fuel injectors) continue to be reported for brands such as NGK, Bosch, Denso, & Autolite.
Here are a couple of good links for NKG spark plugs:
http://www.ngk-sparkplugs.jp/english/techinfo/fake/index.html
https://www.driven2automotive.com/b...-ix-spark-plugs-how-to-spot-them-august-2017/