Insist on Genuine OEM Parts for the Best Performance of your Vehicle Offering the Quality, Reliability and Durability You'd Expect from OEM Parts Research Applications Prior to Purchase To Make Sure This OEM Part Fits Your Vehicle, Including Engine, Drivetrain and Quantity Needed. OverstockDirect Offers Unbeatable Service This Listing is for 4 Spark Plugs Now shipping the SP530X AYFS32YRX Iridium Spark Plugs. This is the newest plug that replaces the SP530 AYFS32YR.