Discover the seamless fit for your Cummins engine with our 3635073 Air Crossover Connection, compatible with models K38, G38, QSK38, and KTA38GC. Crafted with precision, this connection is designed to meet the exacting standards required for optimal engine performance. Manufactured in China, this part supersedes previous models 3634704 and 3897963, ensuring a reliable and updated connection for your heavy machinery. Trust in the quality and expertise that goes into each component of your engine's air system with this essential crossover connection.