This heat shield fit Cummins engine K19 K38 NT855 is an essential component for any commercial truck owner. Made in China, this unit is of high quality and designed to provide optimal protection for your engine. With a unit quantity of 1, this heat shield is perfect for those looking to replace a damaged or worn-out shield. The part number for this heat shield is 3978249, and it is compatible with various Cummins engines. Its type is a heat shield, and it is sold as a unit. This product is a must-have for anyone looking to maintain the performance of their commercial truck engine.