Premium C6.6 Fuel Injector for Caterpillar 320D – Precision Engineered for Peak Performance

High-precision CNC-machined nozzle with ultra-fine spray pattern ensures optimal fuel atomization for maximum combustion efficiency. Crafted from hardened alloy steel for extreme durability under high-pressure conditions (up to 30,000 PSI).

Direct replacement for OEM parts 320-0690/320-0680/306-9380/321-3600/2645A749 – zero modifications required. Laser-calibrated to deliver ±1% flow rate accuracy for consistent power output and reduced emissions.

Ideal for heavy-duty excavation, mining, and construction operations where engine reliability is critical. Seamless integration with CAT 320D’s fuel system – restores factory-level performance in worn engines.

Global wholesale pricing with bulk discounts – authentic quality at 30-50% below dealer rates. Ships worldwide with certified packaging to prevent calibration damage during transit.