Thank you for viewing. This is a set of 4 spark plugs. Manufacturer: NGK Product Name: Spark Plug Part Number: ZFR6J-11 Stock No.: 5585 Quantity: Set of 4 Condition: New, unused (stored in a warehouse) You can check compatibility on the NGK website. Please note that due to warehouse storage, the boxes may have scratches or dirt, but the items are new and unused, and there are no quality issues. Also, the outer boxes may be damaged during transportation. Please understand. This is a bargain, so how about it?