Warranty information
"Robert Bosch Corporation (“Bosch”) warrants all new Bosch Spark Plugs (“Product”) sold by it against defects in material and workmanship throughout the vehicle manufacturer’s entire recommended spark plug change interval as indicated in the vehicle owner’s manual commencing on the date of sale to the first end-user (“Consumer”)."
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
WARNING: 