PFR6B-11 i have a 91 tt 300zx im running 15lbs. of boost and was having trouble detonating i ordered plugs and thats what they gave me are these going to give me any problems? will they be ok to run in my car?
Follow Ups
are these spark plugs ok to run with 15lbs. of boost? - WES300Z18:04:52 09/10/05