Feature 1Fitment: Replacement for Mazda CX5; Replacement for Mazda 3; Replacement for Mazda MX5. Please confirm whether your model is applicable before buying. 2OE Numbers: PE5R 18 110, ZC20HPR11 are the reference part numbers. Please double check the part number of your item to ensure perfect fit. 3High Performance: Iridium spark plug provides excellent ignition effect and improves combustion efficiency, enhancing you driving experirence. 4Iridium Gold Material: Replacement spark plugs are made of iridium gold material, providing excellent wear resistance and heat resistance. 5Perfect Match: Original standard, the manufacturing in accordance with strict OE specifications, direct replacement, perfectly fit your car.Item Type:SparkPlugMaterial: IridiumOE: PE5R 18 110, ZC20HPR11Fitment:Replacement for Mazda CX5Replacement for Mazda 3Replacement for Mazda MX-5 .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List4 x SparkPlugNotePlease double check the part number of your item, matching information is for reference only.