The Volvo 31.3 Inch Long Post SCR NOx Sensor OE 22303391 is a reliable and efficient solution for controlling exhaust emissions. With a length of 31.3 inches, height of 1.63 inches, and width of 2.56 inches, it fits most Volvo models seamlessly. This sensor complies with EPA 10 exhaust emissions norms, ensuring a positive environmental impact. It is directly replaceable with OE sensors, making installation hassle-free. Tested and accredited by third parties, as well as at the Dinex Test Center, this sensor guarantees optimal performance. It strikes a cost-effective balance between emission control and urea consumption, making it a practical choice.