Cummins original 2057401 Common Rail Diesel Fuel Injector Replacement for OEM Compatible with ISX15 Diesel Engine Matching 557942 2872405 2488244 Diesel Parts original new injector

Engineered for demanding heavy duty operations, the 2057401 fuel injector delivers reliable high pressure common rail performance for the Cummins ISZ13 engine platform. Manufactured using precision-machined alloy steel components, advanced nozzle technology, and strict quality control procedures, this injector meets OEM standard specifications and supports consistent fuel metering across a wide range of operating conditions.

This injector directly serves the Cummins ISZ13, ISZ13 CM2250, ISZ13 CM2350, Industrial Series, Generator Set, and Construction Equipment engines. It cross references alternative part numbers 574423, 575176, 1933612, 2031835, 2036181, 2232307, 2488244, and 2031836, ensuring straightforward interchangeability for fleet maintenance teams. Applications include Freightliner Cascadia and Coronado, Kenworth T680 and W900, Peterbilt 579 and 389, International LT Series, industrial generator sets, mining equipment, and construction machinery.

Key advantages include multiple injection events, reduced particulate emissions, improved fuel economy, enhanced power output, faster throttle response, and reduced engine noise. Its long service life, high pressure resistance, and stable injection performance help lower operating costs and minimize downtime. For optimal reliability, use ultra-clean diesel fuel, replace filters regularly, avoid water contamination, and perform periodic injector testing. Recommended corrective actions include injector flow test, leak back test, fuel pressure verification, ECU diagnostics, injector calibration, and injector replacement.