Direct-fit Aftercooler Housing Gasket for Cummins K19 KTA19 QSK19. Main part code: 3347628. Compatible with replacements . Constructed from durable materials to handle daily stress and high temperatures. Delivers consistent performance and reduces downtime from part failure. Suitable for trucks, generators, marine engines, and industrial equipment. A reliable, affordable replacement that supports your engine lifespan and efficiency. It offers stable performance and long-term reliability for your Cummins engine.