Cummins original Replacement for OEM Common Rail Fuel Injector 4397488 (Cross Ref: 5579421 5579415) for ISX15 DC13 DC16 Diesel Engine Heavy Truck Parts original new injector

Engineered for demanding heavy-duty diesel operations, the Cummins Fuel Injector 4397488 is a high pressure common rail component built to restore and sustain peak engine performance. Manufactured from high strength alloy steel, this injector is a direct OEM replacement designed for precise fit and reliable long-term service. It carries OEM / ISO Standard quality and is backed by a 12 months warranty, making it a dependable choice for fleets and industrial operators.

This injector fits Cummins ISZ13, QSZ13, ISX15, CM2150, CM2250, and CM2350 engines, and cross references C4397488, 4397488RX, 4397488NX, 4397488PX, 4954434, 4954435, 4955576, 4955577, 4955600, 4955525, 4955578, 4955579, 4955601, and 4955602. It supports a broad range of applications including long haul and regional trucks, excavators, wheel loaders, haul trucks, standby generators, fracturing equipment, and marine auxiliary engines, plus vehicles such as Freightliner Cascadia, Kenworth T680, Peterbilt 389, Volvo VNL, Mack, and International.

Delivering optimized fuel atomization and improved combustion efficiency, the 4397488 provides better combustion, reduced emissions, increased horsepower, lower fuel consumption, and improved cold-start performance. Its stable injection characteristics ensure reliable operation under extreme working conditions, extending service life. Straightforward installation follows standard OEM torque and injector coding procedures for consistent, proven results.