ENG-VE13, EM-USA17, EAS-SD (2-BOX), POST-CAT. New high quality nox sensor 22303391 for 2012- volvo truck vnl mack 5wk97366 we can always provide additional measurements if worried, and so on. This item is in the category eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air & Fuel Delivery\Air Intake & Fuel Sensors.