I know NGK makes the OEM plugs for the LR4. However when I plug the LR4 into the NGK site I get two plugs. Both iridiums but with different heat ranges.
Which one is OEM? I may have to go pull one if I can't find it out on the net...
NGK ILKAR7C10 or ILKAR6C10?
Which one is OEM? I may have to go pull one if I can't find it out on the net...
NGK ILKAR7C10 or ILKAR6C10?