1 Bosch versus NGK plugs Wed Aug 18, 2010 6:28 pm
Ralph
New member
I replaced my spark plugs a few weeks ago with NGK plugs. Today a BMW mechanic whom I have trusted in the past told me to switch to Bosch. Apparently there is a contact problem between the plug and the boot with the NGK plugs. Do any of you have an opinion on this matter?
Thanks
Ralph
Thanks
Ralph