Quote: Originally Posted by CyberCT Just so you know, I replaced my plugs with new ones at 60k miles. They are the OEM NGKs (NGK-IZFR6K11) for the base. They were horrible, and I eventually ordered a different
NGK plug, the NGK-BKR7EIX. The new plugs either were as good as the old ones, or better. I instantaneously noticed the ...