The Fleece Performance Freedom Series cylinder head for the 6.6L Duramax is a remanufactured performance component designed to meet or exceed factory specifications. Manufactured in the company's advanced Freedom Racing Engine shop, each head undergoes meticulous inspection, pressure testing, and leak testing to ensure quality and durability. Equipped with new valve guides, springs, and valve seals, these cylinder heads feature precision-ground stock valves with a 45-degree angle on both the intake and exhaust ports. They are suitable for daily driving and towing applications, providing reliable performance and longevity. The heads are designed as direct replacements, offering an upgrade for Duramax engines with enhanced reliability and efficiency.
Compatible with 2006 to 2010 GM Duramax 2500 and 3500 models equipped with LBZ or LMM engines, these cylinder heads are ideal for those seeking a durable, high-quality remanufactured part. They are perfect for street use, towing, or general maintenance, ensuring optimal engine performance. The heads are bolt-on components, requiring no core charge, and come with a one-year limited parts warranty. Suitable for installation in trucks used for daily driving or towing heavy loads, these heads provide a cost-effective solution to improve engine efficiency and power output while maintaining factory standards.
