For Dongfeng For Cummins ISDE Engine Turbocharger Transition Pipe Clamp For C4898590 Suitable. OEM NO. : C4898590. It allows the turbocharger to operate at higher boost pressures safely, thereby unlocking greater potential power output from the engine. Built for top-tier performance, this charge air cooler quickly chills compressed turbo air, raising air density to boost engine power and lower overall fuel use. The ultra-light aluminum fin design optimizes heat transfer efficiency, drastically dropping intake temperatures and cutting down on toxic NOx exhaust., Manufacturer: NOAUQWTV