Nozzles

Replacement Fuel Nozzles for Caterpillar Engines

Premium Replacement Caterpillar fuel nozzles are precision components designed to deliver optimal fuel atomization for clean, efficient combustion in heavy-duty Caterpillar diesel engines. These nozzles are engineered from high-strength, wear-resistant materials, with close-tolerance fits and hydraulic grinding for accurate fuel delivery and spray patterns. This ensures your engine gets the right fuel at the right time, maximizing power, fuel efficiency, and emissions compliance.

Available in premium high-quality aftermarket options, these Caterpillar fuel nozzles such as the 9N6173 and models for C7, C9, 3406, 3600, and other Cat series are built to withstand the tough conditions found in construction, mining, and industrial applications. Replacing a worn or damaged fuel nozzle can restore engine performance, reduce smoke, and help avoid further fuel system damage or increased maintenance costs.

Propel Parts makes it easy to find the exact Premium Replacement Caterpillar fuel nozzle for your engine. Use your engine model and part number to quickly identify the correct nozzle in our online catalog. Our team verifies fitment using Caterpillar SIS, so you receive the right part the first time. With fast shipping, flexible financing, and a one-year warranty, Propel Parts helps you keep your engine running smoothly and reliably.