The Exhaust Manifold 3090502 4999619 is a crucial component for Cummins Diesel Engine models M11, QSM, and ISM. Made in China, this unit is designed specifically for heavy equipment and industrial applications, ensuring quality and compatibility with the specified engines. With a quantity of 1, this exhaust manifold is a reliable and essential part for maintaining and repairing heavy machinery. We supply premium, precision-engineered parts specifically for Cummins engines. If you can’t find what you’re looking for in store, it doesn’t mean we’re out of stock. The possible reasons are. The product was not put on the shelves in time. The product link was invalid. The keyword you searched for was incorrect. Your part number/machine model/serial number was incorrect. Category restrictions, more optional models cannot be uploaded. Therefore, please be sure to contact our customer service to inquire whether the goods you need are actually in stock. We art confident that we can provide the parts you need. We will respond within 24 hours. All parts’s photos are our original work, and any unauthorized use will be pursued.