anybody using ngk lfr7aix 2309 plug in their ecoboost?
10-09-2014, 10:32 AM
#1
anybody using ngk lfr7aix 2309 plug in their ecoboost?
So while these MSD plugs are going back under the knife to get redesigned who here has the LFR7AIX 2309 plug from NGK? They are 1 step colder plugs for our truck from NGK and I need to do plugs and want to run a step colder plug.
