This Kenworth replacement part, which replaces K180-12975, is designed for W900A 1982 & older Kenworth models. It also has Cummins applications and fits most W900A 1982 & older Kenworth makes and models. Sold individually, this exhaust part is a practical and essential component for maintaining and repairing your Kenworth truck. With its versatile applications and compatibility with various models, this replacement part offers a cost-effective solution for keeping your Kenworth in top condition.