ngk spark plugs
Instructor
Joined: Dec 2017
Posts: 139
Likes: 44
From: Fort Worth, TX
NGK makes fine plugs. Iridium IX plugs are generally meant to last around 50k miles, so it's up to you if you want to change them.
The NGK Laser Iridiums have a platinum ground electrode should easily last 100k.
The NGK Laser Iridiums have a platinum ground electrode should easily last 100k.
