The product is a set of 4 Bosch 8109 double platinum fine wire spark plugs designed for Acura CSX and Honda Element vehicles. These spark plugs have a thread diameter of 14mm, a configuration of standard, and are made of platinum material. They are voltage operated at 12V and have an installation depth of 19mm. Manufactured in Germany, these spark plugs are a performance part that offers quality ignition for gasoline engines, providing a reliable option for maintaining optimal engine function. Exact item set is shown. New in original sealed packaging, which is in fair condition. Set weight 8 oz. Made in Germany. No returns on installed items or partial sets. Please review our business policies in our store for information regarding returns, shipping and warranties.