The Dorman 904-7523 Exhaust Backpressure Sensor is a direct replacement part specifically designed to fit International IC trucks. With interchange part numbers like 9047523 and OE/OEM part numbers 1002-1007, 577.55622, and 1846480C2, this sensor is made in China and comes as a single unit with a matte finish. It is important to note that this product is not a vintage part, nor a performance part, and is designed to provide accurate readings for exhaust backpressure monitoring. This sensor is a reliable and high-quality component for maintaining the emission systems of your vehicle. Exact item is shown. New open box without original packaging. Thread in sensor with 3 pin connector. Item weight 3 oz. Made in China. No returns if installed. Please review our business policies in our store for information regarding returns, shipping and warranties.