This set of 3 Bosch 9686 spark plugs is perfect for your Hyundai Azera or Kia Forte. With a thread diameter of 12mm and a hex size of 16mm, these spark plugs are designed for easy installation with a voltage of 12V. Made of double iridium material, these spark plugs offer high performance without compromising on durability. These spark plugs are interchangeable with several other parts, including Walker Products 924-1327, NGK Autolite S434, Champion Denso 75-18, and more. This performance part has been manufactured in Germany and is suitable for gasoline fuel types. Ensure your car's ignition system is running smoothly with these Bosch spark plugs. Exact item set is shown. New open box set of spark plugs with original packaging in fair condition. Made in Germany. No returns on installed items or partial sets. This item is a new, opened customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties.