This product is a set of 2 upstream and downstream oxygen sensors for a Nissan Rogue Select 2.5L L4 from 2014-2015. It includes a wire harness and dust shield, with a manufacturer part number of 234-9071, 234-4381, 234-4380, and 234-9036. The sensors have a sensor type of oxygen sensor and come with a 60 day free returns manufacturer warranty. The brand is Right Parts, and it features easy installation as a direct fit. Note that it is important to see the compatibility notes before purchasing.