The Mack And Volvo 2012 To 2017 Hydrocarbon Injector Nozzle is a reliable and cost-effective solution for replacing worn or fouled original injector nozzles. Made of durable materials, this nozzle offers a long service life and is quality tested for proper fit and durability. With its direct OE replacement numbers, Volvo 21407621 and 22009269, it fits most Mack and Volvo models from 2012 to 2017. This nozzle comes with all necessary gaskets, hardware, and mounting hardware, making it an ideal replacement option. Trust in this high-quality product to ensure optimal performance and efficiency for your diesel engine.