Compatible with OE Part Number: 2897320, 5579419, 2897320PX, 5579419PX, 4384363PX, 4384363RX, 2897320NX. Compatibility: This fuel injector is fit for Cummins ISX15 QSX15 diesel engines. OE/OEM Part Number5579419, 2897320PX, 5579419PX, 4384363PX, 4384363RX, 2897320, 4955080.
