Quote:
Originally Posted by SPOHN
HKS one step colder and NGK plugs that are also one step colder. HKS has the advantage. They help reduce temps which helps with pre detonation. Also has something to do with timing.
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Would Gtm have them on their web page and is there a specific name for them or just "HKS One Step Closer"? I already placed my MHI kit order
but i would feel safer if i upgraded the spark plugs aswell.??
