Genuine Cummins Fuel Injector 5561480F For Cummins ISF3.8 ISF4.5 ISDe QSF4.5 Engine

A: The 5561480F (cross-referenced with 5569874) is a premium common rail fuel injector primarily designed for Cummins ISF3.8, ISF4.5, and QSF4.5 diesel engines. It is widely equipped in medium to light-duty commercial trucks (such as Foton Aumark, Ollin, JAC), passenger buses, and heavy machinery operating under Euro V / Euro VI or equivalent non-road emission standards.

A: This injector is part of a high-pressure common rail system. It typically features an advanced internal valve structure and utilizes a highly precise nozzle (compatible with Denso G3 series, such as G3S150). It is engineered to withstand extreme rail pressures, ensuring ultra-fine fuel atomization, lower emissions, and maximum fuel efficiency.

A: Because fuel system specifications can vary significantly by production year, market region, and CPL (Critical Parts List), we strongly advise verifying your 8-digit Engine Serial Number (ESN) before ordering. Send us your ESN, and our technical team will instantly verify the exact fitment using the official Cummins QuickServe network to prevent ordering mismatches.

A: Common rail injectors operate with micron-level clearances. Microscopic particles or water in the fuel lines are the #1 cause of injector premature wear, sticky valves, or failure. To protect your investment and ensure optimal performance, we strongly recommend completely flushing the fuel system and replacing old filters with brand-new, high-quality filters (such as Fleetguard) during installation

A: Yes, we are highly experienced in international B2B trade and cross-border logistics regulations, particularly for markets like Russia, Central Asia, and Latin America. We can customize the commercial invoice layout, modify commodity descriptions, and declare values within legally compliant frameworks to help your business optimize import duties and accelerate local customs clearance.