The 2011 to 2015 Nitrogen Oxide Sensor Outlet of Diesel Particulate Filter is a reliable and practical solution for vehicles in need of a direct replacement. With its female rectangle connector and four male blade type terminals, this NOx sensor ensures a seamless fit. Designed to restore performance and comply with regulations, it is reverse engineered from the original design for specific vehicle years, makes, and models. Backed by a team of engineers and quality specialists in the United States, this trustworthy sensor fits most makes and models from 2011 to 2015. Direct OE replacement numbers include Cummins 2871974, 2894943, and 2894943RX.