The Cummins 43.11 Inch Long NOx Sensor is a reliable and efficient solution for controlling exhaust emissions. With a length of 43.11 inches, a height of 1.63 inches, and a width of 2.56 inches, it is designed to fit most Cummins models. This sensor is a direct replacement for OE sensors, making it easy to install. Tested and accredited by a third party, it ensures accurate and reliable performance. With direct OE replacement numbers of 1861423PRX, 1869930PE, 1869930PRX, 2871974, 2894943, and 4984912, it offers a cost-effective balance between emission control and urea consumption. Compliant with EPA 10 exhaust emissions norm, it is an environmentally friendly choice.