This Plain Street Pipe Elbow is designed to fit perfectly with Cummins Engine models KTA19, KTA38, KTA50, and NT855. It is a high-quality unit manufactured in China that comes in a single quantity. The elbow is an essential part of the engine exhaust system that redirects exhaust gases away from the engine and reduces backpressure, improving engine performance and efficiency. With its precise fit and durable construction, this Plain Street Pipe Elbow guarantees excellent engine performance and longevity.