Every new and/or remanufactured parts that we install are covered through the 24 months / 40000 km Napa Piece of Mind Warranty, meaning that your the parts we install are covered at over 16000 locations across North America. We are constantly working with our parts suppliers to offer our costumers the best quality parts at the most affordable prices, with always the best warranty. Some of our parts offers extended warranties and some of them also lifetime warranty.  For more details on the Napa Piece of Mind Warranty visit: https://www.napaautopro.com/en/warranties/peace-of-mind-warranty/