This intercooler (301MM) cools the intake charge for improved engine performance and efficiency. Commonly used in marine diesel engines to reduce temperatures and increase power output. Boost your engine’s performance with this high-efficiency intercooler. Experience increased horsepower, reduced emissions, and improved fuel economy. Engineered for demanding marine environments. MAN parts are synonymous with German engineering and reliability. Designed and manufactured to the highest standards, MAN components deliver exceptional durability and performance. Choosing MAN ensures optimal engine operation and peace of mind. Experience the difference quality makes with MAN.