The Fleece Freedom Series Cylinder Head – Performance Street (FPE-61-10006) is a premium upgrade designed specifically for the 2003-2007 Cummins 5.9L engine. Engineered for high-performance street applications, this cylinder head offers enhanced durability and improved airflow, making it ideal for enthusiasts looking to boost horsepower and torque without sacrificing reliability. Manufactured with precision machining and equipped with upgraded valve springs, guides, and seals, it’s built to withstand the increased demands of tuned engines. The Freedom Series head comes fully assembled and ready to install, providing a straightforward solution for replacing a worn or cracked factory head while unlocking the full potential of your Cummins-powered truck.
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