Hello all. Sorry if this is in the wrong spot or information that is already available. I couldn't find the answer when I searched. I have a 2015 Malibu 2.0T LTZ 2LZ with everything stock. I bought the car in January with 100K. I am now trying to get caught up on all of the maintenance...

I have an 01 malibu with v6 and the haynes book says to use: AC type 41-963 platinum, or equivalent @ 0.050 inch My question is that most sites I have checked recommend plugs with .060 I was looking into getting the ngk IRIDIUM IX tr55ix #7164 or the acdelco 41902 both of which are .060 I...