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These are 100% NEW Fleece Performance 5.9L Cummins common rail injectors that are engineered to get the most out of your Cummins diesel. From the injector body to the nozzle, this injector was designed for maximum performance. The nozzle spray pattern and angle have been optimized to outperform a stock honed nozzle with the same flow rate, and the injector body material has been upgraded to improve reliability over the OE injector. These are the highest quality and the best performing injectors on the market.
New Engineered Nozzle Options
Available in 50 or 100 HP options, the engineered nozzles are brand new units manufactured with the highest of quality & control standards to their specified size. These are not simply stock nozzles that have been media honed! Specifically designed with a modified spray pattern and manufactured to size, these nozzles are engineered for better fuel atomization which leads to improved in-cylinder flame propagation. What does that mean? That means you will not have to rely on as much injector duration and timing to achieve your desired horsepower goal, which leads to better engine health, longevity, fuel mileage gains, and enhanced driving characteristics. Using the latest in SAC type injector nozzles, not only are they of higher quality, but you can expect better longevity compared to the factory VCO style nozzle.
100% Over Stock
Starting with an upgraded SAC type nozzle, these NEW injectors are then honed under the highest in quality & control standards to 100% over stock. Built as the next step for high horse power applications, these injectors are best used with a goal of 700 or more horsepower in mind.
Attention to Detail
03-04 Model years were equipped with a different piston bowl and corresponding injector spray angle than 06-07 models. Fleece Performance has insured that the correct spray angle is used for each style piston bowl for optimal performance!
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