Acdelco Gm Original Equipment R42Lts Conventional Spark Plug

Black Onyx Coating Helps Reduce Corrosion | Copper Core Provides Great Heat Transfer And Helps Maximize Plug Durability | Ribbed Suppressor Seal Extends Resistance And Helps Prevent Spark ‘Flash Over’ And Misfires | Nickel-Chrome Alloy Sheathing Helps Prevent Corrosion On Center Electrode | Available For Use In Marine Applications | Some Acdelco Gm Original Equipment Parts May Have Formerly Appeared As Gm Genuine Parts (Oe) Or Acdelco Professional | Acdelco Gm Original Equipment Parts Are Designed, Engineered And Tested To Rigorous Standards, And Are Backed By General Motors | Gm Engineers Design And Validate Oe Parts Specifically For Your Chevrolet, Buick, Gmc, Or Cadillac Vehicle | Gm Regularly Updates Production And Service Part Designs To Integrate New Materials And Technologies